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Finding the Fourth Proportional to 227,358.01, 340,943.18 and 77,610.38

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Solution

The fourth proportional to 227,358.01, 340,943.18 and 77,610.38 is: 116,383.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,358.01 : 340,943.18 = 77,610.38 : x
  2. Step 2: Convert to fraction form
    227,358.01/340,943.18 = 77,610.38/x
  3. Step 3: Cross multiply
    227,358.01x = 340,943.18 × 77,610.38
  4. Step 4: Simplify right side
    227,358.01x = 26,460,727,956.48
  5. Step 5: Solve for x
    x = 26,460,727,956.48/227,358.01
  6. Step 6: Final answer
    x = 116,383.53

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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.