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Finding the Fourth Proportional to 532,181.80, 798,272.70 and 158,156.20

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Solution

The fourth proportional to 532,181.80, 798,272.70 and 158,156.20 is: 237,234.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,181.80 : 798,272.70 = 158,156.20 : x
  2. Step 2: Convert to fraction form
    532,181.80/798,272.70 = 158,156.20/x
  3. Step 3: Cross multiply
    532,181.80x = 798,272.70 × 158,156.20
  4. Step 4: Simplify right side
    532,181.80x = 126,251,776,795.74
  5. Step 5: Solve for x
    x = 126,251,776,795.74/532,181.80
  6. Step 6: Final answer
    x = 237,234.30

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Similar ratio
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1.5x scale

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.