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Finding the Fourth Proportional to 555,550.62, 833,375.15 and 156,194.87

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Solution

The fourth proportional to 555,550.62, 833,375.15 and 156,194.87 is: 234,306.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,550.62 : 833,375.15 = 156,194.87 : x
  2. Step 2: Convert to fraction form
    555,550.62/833,375.15 = 156,194.87/x
  3. Step 3: Cross multiply
    555,550.62x = 833,375.15 × 156,194.87
  4. Step 4: Simplify right side
    555,550.62x = 130,168,918,853.36
  5. Step 5: Solve for x
    x = 130,168,918,853.36/555,550.62
  6. Step 6: Final answer
    x = 234,306.14

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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.