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Finding the Fourth Proportional to 276,044.10, 414,066.15 and 181,565.70

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Solution

The fourth proportional to 276,044.10, 414,066.15 and 181,565.70 is: 272,348.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,044.10 : 414,066.15 = 181,565.70 : x
  2. Step 2: Convert to fraction form
    276,044.10/414,066.15 = 181,565.70/x
  3. Step 3: Cross multiply
    276,044.10x = 414,066.15 × 181,565.70
  4. Step 4: Simplify right side
    276,044.10x = 75,180,210,371.06
  5. Step 5: Solve for x
    x = 75,180,210,371.06/276,044.10
  6. Step 6: Final answer
    x = 272,348.55

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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.