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Finding the Fourth Proportional to 240,375.80, 360,563.70 and 151,729.40

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Solution

The fourth proportional to 240,375.80, 360,563.70 and 151,729.40 is: 227,594.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,375.80 : 360,563.70 = 151,729.40 : x
  2. Step 2: Convert to fraction form
    240,375.80/360,563.70 = 151,729.40/x
  3. Step 3: Cross multiply
    240,375.80x = 360,563.70 × 151,729.40
  4. Step 4: Simplify right side
    240,375.80x = 54,708,113,862.78
  5. Step 5: Solve for x
    x = 54,708,113,862.78/240,375.80
  6. Step 6: Final answer
    x = 227,594.10

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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.