Home / 725,057.20-1,087,585.80-251,693.20

Finding the Fourth Proportional to 725,057.20, 1,087,585.80 and 251,693.20

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Solution

The fourth proportional to 725,057.20, 1,087,585.80 and 251,693.20 is: 377,539.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,057.20 : 1,087,585.80 = 251,693.20 : x
  2. Step 2: Convert to fraction form
    725,057.20/1,087,585.80 = 251,693.20/x
  3. Step 3: Cross multiply
    725,057.20x = 1,087,585.80 × 251,693.20
  4. Step 4: Simplify right side
    725,057.20x = 273,737,950,276.56
  5. Step 5: Solve for x
    x = 273,737,950,276.56/725,057.20
  6. Step 6: Final answer
    x = 377,539.80

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1.5x scale

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.