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Finding the Fourth Proportional to 5,859.18, 8,781.12 and 4,467.42

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Solution

The fourth proportional to 5,859.18, 8,781.12 and 4,467.42 is: 6,695.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,859.18 : 8,781.12 = 4,467.42 : x
  2. Step 2: Convert to fraction form
    5,859.18/8,781.12 = 4,467.42/x
  3. Step 3: Cross multiply
    5,859.18x = 8,781.12 × 4,467.42
  4. Step 4: Simplify right side
    5,859.18x = 39,228,951.11
  5. Step 5: Solve for x
    x = 39,228,951.11/5,859.18
  6. Step 6: Final answer
    x = 6,695.30

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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.