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Finding the Fourth Proportional to 329,632.38, 454,966.95 and 193,710

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Solution

The fourth proportional to 329,632.38, 454,966.95 and 193,710 is: 267,363.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,632.38 : 454,966.95 = 193,710 : x
  2. Step 2: Convert to fraction form
    329,632.38/454,966.95 = 193,710/x
  3. Step 3: Cross multiply
    329,632.38x = 454,966.95 × 193,710
  4. Step 4: Simplify right side
    329,632.38x = 88,131,647,884.50
  5. Step 5: Solve for x
    x = 88,131,647,884.50/329,632.38
  6. Step 6: Final answer
    x = 267,363.44

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1.5x scale

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.