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Finding the Fourth Proportional to 488,371.76, 732,807.66 and 232,493.90

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Solution

The fourth proportional to 488,371.76, 732,807.66 and 232,493.90 is: 348,859.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,371.76 : 732,807.66 = 232,493.90 : x
  2. Step 2: Convert to fraction form
    488,371.76/732,807.66 = 232,493.90/x
  3. Step 3: Cross multiply
    488,371.76x = 732,807.66 × 232,493.90
  4. Step 4: Simplify right side
    488,371.76x = 170,373,310,823.27
  5. Step 5: Solve for x
    x = 170,373,310,823.27/488,371.76
  6. Step 6: Final answer
    x = 348,859.87

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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.