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Finding the Fourth Proportional to 329,116.71, 454,214.58 and 237,311.49

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Solution

The fourth proportional to 329,116.71, 454,214.58 and 237,311.49 is: 327,514.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,116.71 : 454,214.58 = 237,311.49 : x
  2. Step 2: Convert to fraction form
    329,116.71/454,214.58 = 237,311.49/x
  3. Step 3: Cross multiply
    329,116.71x = 454,214.58 × 237,311.49
  4. Step 4: Simplify right side
    329,116.71x = 107,790,338,759.52
  5. Step 5: Solve for x
    x = 107,790,338,759.52/329,116.71
  6. Step 6: Final answer
    x = 327,514.03

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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.