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Finding the Fourth Proportional to 329,010.58, 454,036.05 and 178,107.58

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Solution

The fourth proportional to 329,010.58, 454,036.05 and 178,107.58 is: 245,789.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,010.58 : 454,036.05 = 178,107.58 : x
  2. Step 2: Convert to fraction form
    329,010.58/454,036.05 = 178,107.58/x
  3. Step 3: Cross multiply
    329,010.58x = 454,036.05 × 178,107.58
  4. Step 4: Simplify right side
    329,010.58x = 80,867,258,937.54
  5. Step 5: Solve for x
    x = 80,867,258,937.54/329,010.58
  6. Step 6: Final answer
    x = 245,789.24

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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.