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Finding the Fourth Proportional to 488,380.90, 732,821.16 and 232,502.62

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Solution

The fourth proportional to 488,380.90, 732,821.16 and 232,502.62 is: 348,872.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,380.90 : 732,821.16 = 232,502.62 : x
  2. Step 2: Convert to fraction form
    488,380.90/732,821.16 = 232,502.62/x
  3. Step 3: Cross multiply
    488,380.90x = 732,821.16 × 232,502.62
  4. Step 4: Simplify right side
    488,380.90x = 170,382,839,691.44
  5. Step 5: Solve for x
    x = 170,382,839,691.44/488,380.90
  6. Step 6: Final answer
    x = 348,872.86

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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.