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Finding the Fourth Proportional to 329,822.73, 455,166.54 and 193,854.75

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Solution

The fourth proportional to 329,822.73, 455,166.54 and 193,854.75 is: 267,526.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,822.73 : 455,166.54 = 193,854.75 : x
  2. Step 2: Convert to fraction form
    329,822.73/455,166.54 = 193,854.75/x
  3. Step 3: Cross multiply
    329,822.73x = 455,166.54 × 193,854.75
  4. Step 4: Simplify right side
    329,822.73x = 88,236,195,820.07
  5. Step 5: Solve for x
    x = 88,236,195,820.07/329,822.73
  6. Step 6: Final answer
    x = 267,526.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.