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Finding the Fourth Proportional to 587,728.92, 881,076.60 and 232,992.12

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Solution

The fourth proportional to 587,728.92, 881,076.60 and 232,992.12 is: 349,283.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,728.92 : 881,076.60 = 232,992.12 : x
  2. Step 2: Convert to fraction form
    587,728.92/881,076.60 = 232,992.12/x
  3. Step 3: Cross multiply
    587,728.92x = 881,076.60 × 232,992.12
  4. Step 4: Simplify right side
    587,728.92x = 205,283,904,916.39
  5. Step 5: Solve for x
    x = 205,283,904,916.39/587,728.92
  6. Step 6: Final answer
    x = 349,283.31

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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.