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Finding the Fourth Proportional to 580,807.52, 871,255.02 and 160,079.75

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Solution

The fourth proportional to 580,807.52, 871,255.02 and 160,079.75 is: 240,131.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,807.52 : 871,255.02 = 160,079.75 : x
  2. Step 2: Convert to fraction form
    580,807.52/871,255.02 = 160,079.75/x
  3. Step 3: Cross multiply
    580,807.52x = 871,255.02 × 160,079.75
  4. Step 4: Simplify right side
    580,807.52x = 139,470,285,787.85
  5. Step 5: Solve for x
    x = 139,470,285,787.85/580,807.52
  6. Step 6: Final answer
    x = 240,131.68

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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.