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Finding the Fourth Proportional to 439,954.44, 659,898.81 and 151,737.90

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Solution

The fourth proportional to 439,954.44, 659,898.81 and 151,737.90 is: 227,595.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,954.44 : 659,898.81 = 151,737.90 : x
  2. Step 2: Convert to fraction form
    439,954.44/659,898.81 = 151,737.90/x
  3. Step 3: Cross multiply
    439,954.44x = 659,898.81 × 151,737.90
  4. Step 4: Simplify right side
    439,954.44x = 100,131,659,641.90
  5. Step 5: Solve for x
    x = 100,131,659,641.90/439,954.44
  6. Step 6: Final answer
    x = 227,595.52

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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.