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Finding the Fourth Proportional to 11,793.65, 17,689.12 and 4,398.35

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Solution

The fourth proportional to 11,793.65, 17,689.12 and 4,398.35 is: 6,597.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,793.65 : 17,689.12 = 4,398.35 : x
  2. Step 2: Convert to fraction form
    11,793.65/17,689.12 = 4,398.35/x
  3. Step 3: Cross multiply
    11,793.65x = 17,689.12 × 4,398.35
  4. Step 4: Simplify right side
    11,793.65x = 77,802,940.95
  5. Step 5: Solve for x
    x = 77,802,940.95/11,793.65
  6. Step 6: Final answer
    x = 6,597.02

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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.