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Finding the Fourth Proportional to 633,259.78, 949,691.02 and 184,011.72

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Solution

The fourth proportional to 633,259.78, 949,691.02 and 184,011.72 is: 275,959.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,259.78 : 949,691.02 = 184,011.72 : x
  2. Step 2: Convert to fraction form
    633,259.78/949,691.02 = 184,011.72/x
  3. Step 3: Cross multiply
    633,259.78x = 949,691.02 × 184,011.72
  4. Step 4: Simplify right side
    633,259.78x = 174,754,278,058.75
  5. Step 5: Solve for x
    x = 174,754,278,058.75/633,259.78
  6. Step 6: Final answer
    x = 275,959.86

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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.