Home / 527,387.57-791,118.26-261,076.58

Finding the Fourth Proportional to 527,387.57, 791,118.26 and 261,076.58

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Solution

The fourth proportional to 527,387.57, 791,118.26 and 261,076.58 is: 391,633.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,387.57 : 791,118.26 = 261,076.58 : x
  2. Step 2: Convert to fraction form
    527,387.57/791,118.26 = 261,076.58/x
  3. Step 3: Cross multiply
    527,387.57x = 791,118.26 × 261,076.58
  4. Step 4: Simplify right side
    527,387.57x = 206,542,444,435.38
  5. Step 5: Solve for x
    x = 206,542,444,435.38/527,387.57
  6. Step 6: Final answer
    x = 391,633.13

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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.