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Finding the Fourth Proportional to 199,555.65, 298,604.48 and 147,067.65

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Solution

The fourth proportional to 199,555.65, 298,604.48 and 147,067.65 is: 220,064.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,555.65 : 298,604.48 = 147,067.65 : x
  2. Step 2: Convert to fraction form
    199,555.65/298,604.48 = 147,067.65/x
  3. Step 3: Cross multiply
    199,555.65x = 298,604.48 × 147,067.65
  4. Step 4: Simplify right side
    199,555.65x = 43,915,058,417.73
  5. Step 5: Solve for x
    x = 43,915,058,417.73/199,555.65
  6. Step 6: Final answer
    x = 220,064.22

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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.