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Finding the Fourth Proportional to 649,502.40, 974,253.60 and 532,862.40

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Solution

The fourth proportional to 649,502.40, 974,253.60 and 532,862.40 is: 799,293.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,502.40 : 974,253.60 = 532,862.40 : x
  2. Step 2: Convert to fraction form
    649,502.40/974,253.60 = 532,862.40/x
  3. Step 3: Cross multiply
    649,502.40x = 974,253.60 × 532,862.40
  4. Step 4: Simplify right side
    649,502.40x = 519,143,111,504.64
  5. Step 5: Solve for x
    x = 519,143,111,504.64/649,502.40
  6. Step 6: Final answer
    x = 799,293.60

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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.