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Finding the Fourth Proportional to 367,067.16, 550,600.20 and 100,828.80

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Solution

The fourth proportional to 367,067.16, 550,600.20 and 100,828.80 is: 151,243.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,067.16 : 550,600.20 = 100,828.80 : x
  2. Step 2: Convert to fraction form
    367,067.16/550,600.20 = 100,828.80/x
  3. Step 3: Cross multiply
    367,067.16x = 550,600.20 × 100,828.80
  4. Step 4: Simplify right side
    367,067.16x = 55,516,357,445.76
  5. Step 5: Solve for x
    x = 55,516,357,445.76/367,067.16
  6. Step 6: Final answer
    x = 151,243.05

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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.