Home / 1,095,593.70-1,643,390.55-347,715.30

Finding the Fourth Proportional to 1,095,593.70, 1,643,390.55 and 347,715.30

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Solution

The fourth proportional to 1,095,593.70, 1,643,390.55 and 347,715.30 is: 521,572.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,095,593.70 : 1,643,390.55 = 347,715.30 : x
  2. Step 2: Convert to fraction form
    1,095,593.70/1,643,390.55 = 347,715.30/x
  3. Step 3: Cross multiply
    1,095,593.70x = 1,643,390.55 × 347,715.30
  4. Step 4: Simplify right side
    1,095,593.70x = 571,432,038,110.42
  5. Step 5: Solve for x
    x = 571,432,038,110.42/1,095,593.70
  6. Step 6: Final answer
    x = 521,572.95

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Half scale
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Double scale
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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.