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Finding the Fourth Proportional to 291,729.80, 437,594.52 and 225,266.96

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Solution

The fourth proportional to 291,729.80, 437,594.52 and 225,266.96 is: 337,900.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,729.80 : 437,594.52 = 225,266.96 : x
  2. Step 2: Convert to fraction form
    291,729.80/437,594.52 = 225,266.96/x
  3. Step 3: Cross multiply
    291,729.80x = 437,594.52 × 225,266.96
  4. Step 4: Simplify right side
    291,729.80x = 98,575,587,233.06
  5. Step 5: Solve for x
    x = 98,575,587,233.06/291,729.80
  6. Step 6: Final answer
    x = 337,900.30

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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.