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Finding the Fourth Proportional to 471,704.70, 707,524.65 and 151,851.90

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Solution

The fourth proportional to 471,704.70, 707,524.65 and 151,851.90 is: 227,767.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,704.70 : 707,524.65 = 151,851.90 : x
  2. Step 2: Convert to fraction form
    471,704.70/707,524.65 = 151,851.90/x
  3. Step 3: Cross multiply
    471,704.70x = 707,524.65 × 151,851.90
  4. Step 4: Simplify right side
    471,704.70x = 107,438,962,399.34
  5. Step 5: Solve for x
    x = 107,438,962,399.34/471,704.70
  6. Step 6: Final answer
    x = 227,767.42

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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.