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Finding the Fourth Proportional to 632,365.88, 948,478.95 and 159,051.42

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Solution

The fourth proportional to 632,365.88, 948,478.95 and 159,051.42 is: 238,559.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,365.88 : 948,478.95 = 159,051.42 : x
  2. Step 2: Convert to fraction form
    632,365.88/948,478.95 = 159,051.42/x
  3. Step 3: Cross multiply
    632,365.88x = 948,478.95 × 159,051.42
  4. Step 4: Simplify right side
    632,365.88x = 150,856,923,837.61
  5. Step 5: Solve for x
    x = 150,856,923,837.61/632,365.88
  6. Step 6: Final answer
    x = 238,559.56

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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.