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Finding the Fourth Proportional to 246,959.80, 370,627.10 and 162,691.20

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Solution

The fourth proportional to 246,959.80, 370,627.10 and 162,691.20 is: 244,160.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,959.80 : 370,627.10 = 162,691.20 : x
  2. Step 2: Convert to fraction form
    246,959.80/370,627.10 = 162,691.20/x
  3. Step 3: Cross multiply
    246,959.80x = 370,627.10 × 162,691.20
  4. Step 4: Simplify right side
    246,959.80x = 60,297,767,651.52
  5. Step 5: Solve for x
    x = 60,297,767,651.52/246,959.80
  6. Step 6: Final answer
    x = 244,160.25

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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.