Home / 724,496.10-1,086,744.15-575,196.90

Finding the Fourth Proportional to 724,496.10, 1,086,744.15 and 575,196.90

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Solution

The fourth proportional to 724,496.10, 1,086,744.15 and 575,196.90 is: 862,795.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,496.10 : 1,086,744.15 = 575,196.90 : x
  2. Step 2: Convert to fraction form
    724,496.10/1,086,744.15 = 575,196.90/x
  3. Step 3: Cross multiply
    724,496.10x = 1,086,744.15 × 575,196.90
  4. Step 4: Simplify right side
    724,496.10x = 625,091,866,173.14
  5. Step 5: Solve for x
    x = 625,091,866,173.14/724,496.10
  6. Step 6: Final answer
    x = 862,795.35

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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.