Home / 838,249.56-1,156,752.18-475,651.76

Finding the Fourth Proportional to 838,249.56, 1,156,752.18 and 475,651.76

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Solution

The fourth proportional to 838,249.56, 1,156,752.18 and 475,651.76 is: 656,381.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,249.56 : 1,156,752.18 = 475,651.76 : x
  2. Step 2: Convert to fraction form
    838,249.56/1,156,752.18 = 475,651.76/x
  3. Step 3: Cross multiply
    838,249.56x = 1,156,752.18 × 475,651.76
  4. Step 4: Simplify right side
    838,249.56x = 550,211,204,517.08
  5. Step 5: Solve for x
    x = 550,211,204,517.08/838,249.56
  6. Step 6: Final answer
    x = 656,381.14

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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.