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Finding the Fourth Proportional to 480,366.08, 720,294.24 and 240,217.28

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Solution

The fourth proportional to 480,366.08, 720,294.24 and 240,217.28 is: 360,198.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,366.08 : 720,294.24 = 240,217.28 : x
  2. Step 2: Convert to fraction form
    480,366.08/720,294.24 = 240,217.28/x
  3. Step 3: Cross multiply
    480,366.08x = 720,294.24 × 240,217.28
  4. Step 4: Simplify right side
    480,366.08x = 173,027,123,132.47
  5. Step 5: Solve for x
    x = 173,027,123,132.47/480,366.08
  6. Step 6: Final answer
    x = 360,198.46

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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.