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Finding the Fourth Proportional to 329,360.34, 454,517.60 and 178,457.34

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Solution

The fourth proportional to 329,360.34, 454,517.60 and 178,457.34 is: 246,271.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,360.34 : 454,517.60 = 178,457.34 : x
  2. Step 2: Convert to fraction form
    329,360.34/454,517.60 = 178,457.34/x
  3. Step 3: Cross multiply
    329,360.34x = 454,517.60 × 178,457.34
  4. Step 4: Simplify right side
    329,360.34x = 81,112,002,691.34
  5. Step 5: Solve for x
    x = 81,112,002,691.34/329,360.34
  6. Step 6: Final answer
    x = 246,271.31

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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.