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Finding the Fourth Proportional to 329,116.52, 454,180.02 and 178,213.52

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Solution

The fourth proportional to 329,116.52, 454,180.02 and 178,213.52 is: 245,934.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,116.52 : 454,180.02 = 178,213.52 : x
  2. Step 2: Convert to fraction form
    329,116.52/454,180.02 = 178,213.52/x
  3. Step 3: Cross multiply
    329,116.52x = 454,180.02 × 178,213.52
  4. Step 4: Simplify right side
    329,116.52x = 80,941,020,077.87
  5. Step 5: Solve for x
    x = 80,941,020,077.87/329,116.52
  6. Step 6: Final answer
    x = 245,934.24

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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.