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Finding the Fourth Proportional to 329,177.29, 454,264.66 and 178,274.29

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Solution

The fourth proportional to 329,177.29, 454,264.66 and 178,274.29 is: 246,018.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,177.29 : 454,264.66 = 178,274.29 : x
  2. Step 2: Convert to fraction form
    329,177.29/454,264.66 = 178,274.29/x
  3. Step 3: Cross multiply
    329,177.29x = 454,264.66 × 178,274.29
  4. Step 4: Simplify right side
    329,177.29x = 80,983,709,733.59
  5. Step 5: Solve for x
    x = 80,983,709,733.59/329,177.29
  6. Step 6: Final answer
    x = 246,018.52

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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.