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Finding the Fourth Proportional to 654,253.20, 902,064.60 and 532,947.60

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Solution

The fourth proportional to 654,253.20, 902,064.60 and 532,947.60 is: 734,812.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,253.20 : 902,064.60 = 532,947.60 : x
  2. Step 2: Convert to fraction form
    654,253.20/902,064.60 = 532,947.60/x
  3. Step 3: Cross multiply
    654,253.20x = 902,064.60 × 532,947.60
  4. Step 4: Simplify right side
    654,253.20x = 480,753,163,614.96
  5. Step 5: Solve for x
    x = 480,753,163,614.96/654,253.20
  6. Step 6: Final answer
    x = 734,812.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.