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Finding the Fourth Proportional to 587,432.88, 881,133.84 and 166,708.80

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Solution

The fourth proportional to 587,432.88, 881,133.84 and 166,708.80 is: 250,058.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,432.88 : 881,133.84 = 166,708.80 : x
  2. Step 2: Convert to fraction form
    587,432.88/881,133.84 = 166,708.80/x
  3. Step 3: Cross multiply
    587,432.88x = 881,133.84 × 166,708.80
  4. Step 4: Simplify right side
    587,432.88x = 146,892,765,105.79
  5. Step 5: Solve for x
    x = 146,892,765,105.79/587,432.88
  6. Step 6: Final answer
    x = 250,058.81

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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.