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Finding the Fourth Proportional to 537,507.52, 741,791 and 308,102.96

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Solution

The fourth proportional to 537,507.52, 741,791 and 308,102.96 is: 425,199.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,507.52 : 741,791 = 308,102.96 : x
  2. Step 2: Convert to fraction form
    537,507.52/741,791 = 308,102.96/x
  3. Step 3: Cross multiply
    537,507.52x = 741,791 × 308,102.96
  4. Step 4: Simplify right side
    537,507.52x = 228,548,002,801.36
  5. Step 5: Solve for x
    x = 228,548,002,801.36/537,507.52
  6. Step 6: Final answer
    x = 425,199.64

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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.