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Finding the Fourth Proportional to 329,725.88, 454,877.25 and 193,698.46

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Solution

The fourth proportional to 329,725.88, 454,877.25 and 193,698.46 is: 267,219.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,725.88 : 454,877.25 = 193,698.46 : x
  2. Step 2: Convert to fraction form
    329,725.88/454,877.25 = 193,698.46/x
  3. Step 3: Cross multiply
    329,725.88x = 454,877.25 × 193,698.46
  4. Step 4: Simplify right side
    329,725.88x = 88,109,022,814.04
  5. Step 5: Solve for x
    x = 88,109,022,814.04/329,725.88
  6. Step 6: Final answer
    x = 267,219.01

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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.