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Finding the Fourth Proportional to 587,441.38, 881,146.59 and 166,717.30

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Solution

The fourth proportional to 587,441.38, 881,146.59 and 166,717.30 is: 250,071.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,441.38 : 881,146.59 = 166,717.30 : x
  2. Step 2: Convert to fraction form
    587,441.38/881,146.59 = 166,717.30/x
  3. Step 3: Cross multiply
    587,441.38x = 881,146.59 × 166,717.30
  4. Step 4: Simplify right side
    587,441.38x = 146,902,380,389.01
  5. Step 5: Solve for x
    x = 146,902,380,389.01/587,441.38
  6. Step 6: Final answer
    x = 250,071.56

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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.