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Finding the Fourth Proportional to 549,425.28, 824,004.72 and 150,067.92

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Solution

The fourth proportional to 549,425.28, 824,004.72 and 150,067.92 is: 225,065.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,425.28 : 824,004.72 = 150,067.92 : x
  2. Step 2: Convert to fraction form
    549,425.28/824,004.72 = 150,067.92/x
  3. Step 3: Cross multiply
    549,425.28x = 824,004.72 × 150,067.92
  4. Step 4: Simplify right side
    549,425.28x = 123,656,674,400.58
  5. Step 5: Solve for x
    x = 123,656,674,400.58/549,425.28
  6. Step 6: Final answer
    x = 225,065.50

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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.