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Finding the Fourth Proportional to 219,400.01, 329,162.73 and 129,524.73

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Solution

The fourth proportional to 219,400.01, 329,162.73 and 129,524.73 is: 194,324.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,400.01 : 329,162.73 = 129,524.73 : x
  2. Step 2: Convert to fraction form
    219,400.01/329,162.73 = 129,524.73/x
  3. Step 3: Cross multiply
    219,400.01x = 329,162.73 × 129,524.73
  4. Step 4: Simplify right side
    219,400.01x = 42,634,713,729.31
  5. Step 5: Solve for x
    x = 42,634,713,729.31/219,400.01
  6. Step 6: Final answer
    x = 194,324.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.