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Finding the Fourth Proportional to 329,253.53, 454,369.92 and 178,350.53

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Solution

The fourth proportional to 329,253.53, 454,369.92 and 178,350.53 is: 246,123.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,253.53 : 454,369.92 = 178,350.53 : x
  2. Step 2: Convert to fraction form
    329,253.53/454,369.92 = 178,350.53/x
  3. Step 3: Cross multiply
    329,253.53x = 454,369.92 × 178,350.53
  4. Step 4: Simplify right side
    329,253.53x = 81,037,116,048.06
  5. Step 5: Solve for x
    x = 81,037,116,048.06/329,253.53
  6. Step 6: Final answer
    x = 246,123.76

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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.