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Finding the Fourth Proportional to 534,119.11, 801,178.64 and 179,132.11

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Solution

The fourth proportional to 534,119.11, 801,178.64 and 179,132.11 is: 268,698.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,119.11 : 801,178.64 = 179,132.11 : x
  2. Step 2: Convert to fraction form
    534,119.11/801,178.64 = 179,132.11/x
  3. Step 3: Cross multiply
    534,119.11x = 801,178.64 × 179,132.11
  4. Step 4: Simplify right side
    534,119.11x = 143,516,819,050.89
  5. Step 5: Solve for x
    x = 143,516,819,050.89/534,119.11
  6. Step 6: Final answer
    x = 268,698.15

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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.