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Finding the Fourth Proportional to 5,884.26, 8,827.29 and 1,987.62

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Solution

The fourth proportional to 5,884.26, 8,827.29 and 1,987.62 is: 2,981.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,884.26 : 8,827.29 = 1,987.62 : x
  2. Step 2: Convert to fraction form
    5,884.26/8,827.29 = 1,987.62/x
  3. Step 3: Cross multiply
    5,884.26x = 8,827.29 × 1,987.62
  4. Step 4: Simplify right side
    5,884.26x = 17,545,298.15
  5. Step 5: Solve for x
    x = 17,545,298.15/5,884.26
  6. Step 6: Final answer
    x = 2,981.73

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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.