Home / 437,245.03-655,735.15-152,882.61

Finding the Fourth Proportional to 437,245.03, 655,735.15 and 152,882.61

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Solution

The fourth proportional to 437,245.03, 655,735.15 and 152,882.61 is: 229,277.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,245.03 : 655,735.15 = 152,882.61 : x
  2. Step 2: Convert to fraction form
    437,245.03/655,735.15 = 152,882.61/x
  3. Step 3: Cross multiply
    437,245.03x = 655,735.15 × 152,882.61
  4. Step 4: Simplify right side
    437,245.03x = 100,250,501,200.74
  5. Step 5: Solve for x
    x = 100,250,501,200.74/437,245.03
  6. Step 6: Final answer
    x = 229,277.62

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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.