Home / 527,034.15-790,553.25-127,674.18

Finding the Fourth Proportional to 527,034.15, 790,553.25 and 127,674.18

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Solution

The fourth proportional to 527,034.15, 790,553.25 and 127,674.18 is: 191,511.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,034.15 : 790,553.25 = 127,674.18 : x
  2. Step 2: Convert to fraction form
    527,034.15/790,553.25 = 127,674.18/x
  3. Step 3: Cross multiply
    527,034.15x = 790,553.25 × 127,674.18
  4. Step 4: Simplify right side
    527,034.15x = 100,933,237,940.09
  5. Step 5: Solve for x
    x = 100,933,237,940.09/527,034.15
  6. Step 6: Final answer
    x = 191,511.76

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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.