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Finding the Fourth Proportional to 532,092.40, 798,138.60 and 158,115.40

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Solution

The fourth proportional to 532,092.40, 798,138.60 and 158,115.40 is: 237,173.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,092.40 : 798,138.60 = 158,115.40 : x
  2. Step 2: Convert to fraction form
    532,092.40/798,138.60 = 158,115.40/x
  3. Step 3: Cross multiply
    532,092.40x = 798,138.60 × 158,115.40
  4. Step 4: Simplify right side
    532,092.40x = 126,198,003,994.44
  5. Step 5: Solve for x
    x = 126,198,003,994.44/532,092.40
  6. Step 6: Final answer
    x = 237,173.10

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Similar ratio
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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.