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Finding the Fourth Proportional to 632,361.25, 948,472.01 and 159,046.80

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Solution

The fourth proportional to 632,361.25, 948,472.01 and 159,046.80 is: 238,552.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,361.25 : 948,472.01 = 159,046.80 : x
  2. Step 2: Convert to fraction form
    632,361.25/948,472.01 = 159,046.80/x
  3. Step 3: Cross multiply
    632,361.25x = 948,472.01 × 159,046.80
  4. Step 4: Simplify right side
    632,361.25x = 150,851,438,080.07
  5. Step 5: Solve for x
    x = 150,851,438,080.07/632,361.25
  6. Step 6: Final answer
    x = 238,552.63

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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.