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Finding the Fourth Proportional to 583,415.52, 875,270.84 and 162,691.44

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Solution

The fourth proportional to 583,415.52, 875,270.84 and 162,691.44 is: 244,078.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,415.52 : 875,270.84 = 162,691.44 : x
  2. Step 2: Convert to fraction form
    583,415.52/875,270.84 = 162,691.44/x
  3. Step 3: Cross multiply
    583,415.52x = 875,270.84 × 162,691.44
  4. Step 4: Simplify right side
    583,415.52x = 142,399,073,349.61
  5. Step 5: Solve for x
    x = 142,399,073,349.61/583,415.52
  6. Step 6: Final answer
    x = 244,078.31

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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.