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Finding the Fourth Proportional to 240,167.40, 359,862.30 and 151,261.80

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Solution

The fourth proportional to 240,167.40, 359,862.30 and 151,261.80 is: 226,647.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,167.40 : 359,862.30 = 151,261.80 : x
  2. Step 2: Convert to fraction form
    240,167.40/359,862.30 = 151,261.80/x
  3. Step 3: Cross multiply
    240,167.40x = 359,862.30 × 151,261.80
  4. Step 4: Simplify right side
    240,167.40x = 54,433,419,250.14
  5. Step 5: Solve for x
    x = 54,433,419,250.14/240,167.40
  6. Step 6: Final answer
    x = 226,647.83

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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.