Home / 1,095,573.60-1,643,360.40-307,605.60

Finding the Fourth Proportional to 1,095,573.60, 1,643,360.40 and 307,605.60

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Solution

The fourth proportional to 1,095,573.60, 1,643,360.40 and 307,605.60 is: 461,408.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,095,573.60 : 1,643,360.40 = 307,605.60 : x
  2. Step 2: Convert to fraction form
    1,095,573.60/1,643,360.40 = 307,605.60/x
  3. Step 3: Cross multiply
    1,095,573.60x = 1,643,360.40 × 307,605.60
  4. Step 4: Simplify right side
    1,095,573.60x = 505,506,861,858.24
  5. Step 5: Solve for x
    x = 505,506,861,858.24/1,095,573.60
  6. Step 6: Final answer
    x = 461,408.40

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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.