Home / 971,390.24-1,340,524.42-541,697.60

Finding the Fourth Proportional to 971,390.24, 1,340,524.42 and 541,697.60

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Solution

The fourth proportional to 971,390.24, 1,340,524.42 and 541,697.60 is: 747,545.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,390.24 : 1,340,524.42 = 541,697.60 : x
  2. Step 2: Convert to fraction form
    971,390.24/1,340,524.42 = 541,697.60/x
  3. Step 3: Cross multiply
    971,390.24x = 1,340,524.42 × 541,697.60
  4. Step 4: Simplify right side
    971,390.24x = 726,158,861,055.39
  5. Step 5: Solve for x
    x = 726,158,861,055.39/971,390.24
  6. Step 6: Final answer
    x = 747,545.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.