Home / 418,001.27-576,845.13-227,016.02

Finding the Fourth Proportional to 418,001.27, 576,845.13 and 227,016.02

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Solution

The fourth proportional to 418,001.27, 576,845.13 and 227,016.02 is: 313,283.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,001.27 : 576,845.13 = 227,016.02 : x
  2. Step 2: Convert to fraction form
    418,001.27/576,845.13 = 227,016.02/x
  3. Step 3: Cross multiply
    418,001.27x = 576,845.13 × 227,016.02
  4. Step 4: Simplify right side
    418,001.27x = 130,953,082,684.76
  5. Step 5: Solve for x
    x = 130,953,082,684.76/418,001.27
  6. Step 6: Final answer
    x = 313,283.94

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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.