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Finding the Fourth Proportional to 552,872.89, 762,773.65 and 335,151.37

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Solution

The fourth proportional to 552,872.89, 762,773.65 and 335,151.37 is: 462,393.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,872.89 : 762,773.65 = 335,151.37 : x
  2. Step 2: Convert to fraction form
    552,872.89/762,773.65 = 335,151.37/x
  3. Step 3: Cross multiply
    552,872.89x = 762,773.65 × 335,151.37
  4. Step 4: Simplify right side
    552,872.89x = 255,644,633,797.40
  5. Step 5: Solve for x
    x = 255,644,633,797.40/552,872.89
  6. Step 6: Final answer
    x = 462,393.14

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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.