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Finding the Fourth Proportional to 488,535.70, 732,908.19 and 151,569.10

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Solution

The fourth proportional to 488,535.70, 732,908.19 and 151,569.10 is: 227,386.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,535.70 : 732,908.19 = 151,569.10 : x
  2. Step 2: Convert to fraction form
    488,535.70/732,908.19 = 151,569.10/x
  3. Step 3: Cross multiply
    488,535.70x = 732,908.19 × 151,569.10
  4. Step 4: Simplify right side
    488,535.70x = 111,086,234,740.93
  5. Step 5: Solve for x
    x = 111,086,234,740.93/488,535.70
  6. Step 6: Final answer
    x = 227,386.11

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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.