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Finding the Fourth Proportional to 488,373.76, 732,810.66 and 232,495.90

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Solution

The fourth proportional to 488,373.76, 732,810.66 and 232,495.90 is: 348,862.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,373.76 : 732,810.66 = 232,495.90 : x
  2. Step 2: Convert to fraction form
    488,373.76/732,810.66 = 232,495.90/x
  3. Step 3: Cross multiply
    488,373.76x = 732,810.66 × 232,495.90
  4. Step 4: Simplify right side
    488,373.76x = 170,375,473,926.29
  5. Step 5: Solve for x
    x = 170,375,473,926.29/488,373.76
  6. Step 6: Final answer
    x = 348,862.87

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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.