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Finding the Fourth Proportional to 580,960.68, 871,337.34 and 154,498.92

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Solution

The fourth proportional to 580,960.68, 871,337.34 and 154,498.92 is: 231,720.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,960.68 : 871,337.34 = 154,498.92 : x
  2. Step 2: Convert to fraction form
    580,960.68/871,337.34 = 154,498.92/x
  3. Step 3: Cross multiply
    580,960.68x = 871,337.34 × 154,498.92
  4. Step 4: Simplify right side
    580,960.68x = 134,620,677,985.67
  5. Step 5: Solve for x
    x = 134,620,677,985.67/580,960.68
  6. Step 6: Final answer
    x = 231,720.81

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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.