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Finding the Fourth Proportional to 587,248.87, 881,004.58 and 187,913.61

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Solution

The fourth proportional to 587,248.87, 881,004.58 and 187,913.61 is: 281,912.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,248.87 : 881,004.58 = 187,913.61 : x
  2. Step 2: Convert to fraction form
    587,248.87/881,004.58 = 187,913.61/x
  3. Step 3: Cross multiply
    587,248.87x = 881,004.58 × 187,913.61
  4. Step 4: Simplify right side
    587,248.87x = 165,552,751,054.33
  5. Step 5: Solve for x
    x = 165,552,751,054.33/587,248.87
  6. Step 6: Final answer
    x = 281,912.42

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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.