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Finding the Fourth Proportional to 362,778.18, 544,179.56 and 96,538.95

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Solution

The fourth proportional to 362,778.18, 544,179.56 and 96,538.95 is: 144,811.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,778.18 : 544,179.56 = 96,538.95 : x
  2. Step 2: Convert to fraction form
    362,778.18/544,179.56 = 96,538.95/x
  3. Step 3: Cross multiply
    362,778.18x = 544,179.56 × 96,538.95
  4. Step 4: Simplify right side
    362,778.18x = 52,534,522,851.17
  5. Step 5: Solve for x
    x = 52,534,522,851.17/362,778.18
  6. Step 6: Final answer
    x = 144,811.69

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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.