Home / 418,070.57-576,934.85-227,082.29

Finding the Fourth Proportional to 418,070.57, 576,934.85 and 227,082.29

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Solution

The fourth proportional to 418,070.57, 576,934.85 and 227,082.29 is: 313,372.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,070.57 : 576,934.85 = 227,082.29 : x
  2. Step 2: Convert to fraction form
    418,070.57/576,934.85 = 227,082.29/x
  3. Step 3: Cross multiply
    418,070.57x = 576,934.85 × 227,082.29
  4. Step 4: Simplify right side
    418,070.57x = 131,011,684,601.84
  5. Step 5: Solve for x
    x = 131,011,684,601.84/418,070.57
  6. Step 6: Final answer
    x = 313,372.18

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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.