Home / 1,095,558.20-1,643,337.30-347,679.80

Finding the Fourth Proportional to 1,095,558.20, 1,643,337.30 and 347,679.80

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Solution

The fourth proportional to 1,095,558.20, 1,643,337.30 and 347,679.80 is: 521,519.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,095,558.20 : 1,643,337.30 = 347,679.80 : x
  2. Step 2: Convert to fraction form
    1,095,558.20/1,643,337.30 = 347,679.80/x
  3. Step 3: Cross multiply
    1,095,558.20x = 1,643,337.30 × 347,679.80
  4. Step 4: Simplify right side
    1,095,558.20x = 571,355,183,796.54
  5. Step 5: Solve for x
    x = 571,355,183,796.54/1,095,558.20
  6. Step 6: Final answer
    x = 521,519.70

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Half scale
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Double scale
Find fourth proportional to 1,095,559.20, 1,643,338.80 and 347,680.80
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.