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Finding the Fourth Proportional to 532,067.20, 734,223.32 and 302,593.50

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Solution

The fourth proportional to 532,067.20, 734,223.32 and 302,593.50 is: 417,562.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,067.20 : 734,223.32 = 302,593.50 : x
  2. Step 2: Convert to fraction form
    532,067.20/734,223.32 = 302,593.50/x
  3. Step 3: Cross multiply
    532,067.20x = 734,223.32 × 302,593.50
  4. Step 4: Simplify right side
    532,067.20x = 222,171,204,180.42
  5. Step 5: Solve for x
    x = 222,171,204,180.42/532,067.20
  6. Step 6: Final answer
    x = 417,562.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.