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Finding the Fourth Proportional to 360,159.92, 539,808.40 and 167,775.04

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Solution

The fourth proportional to 360,159.92, 539,808.40 and 167,775.04 is: 251,461.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,159.92 : 539,808.40 = 167,775.04 : x
  2. Step 2: Convert to fraction form
    360,159.92/539,808.40 = 167,775.04/x
  3. Step 3: Cross multiply
    360,159.92x = 539,808.40 × 167,775.04
  4. Step 4: Simplify right side
    360,159.92x = 90,566,375,902.34
  5. Step 5: Solve for x
    x = 90,566,375,902.34/360,159.92
  6. Step 6: Final answer
    x = 251,461.56

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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.