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Finding the Fourth Proportional to 5,883.95, 8,825.65 and 1,988.39

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Solution

The fourth proportional to 5,883.95, 8,825.65 and 1,988.39 is: 2,982.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,883.95 : 8,825.65 = 1,988.39 : x
  2. Step 2: Convert to fraction form
    5,883.95/8,825.65 = 1,988.39/x
  3. Step 3: Cross multiply
    5,883.95x = 8,825.65 × 1,988.39
  4. Step 4: Simplify right side
    5,883.95x = 17,548,814.62
  5. Step 5: Solve for x
    x = 17,548,814.62/5,883.95
  6. Step 6: Final answer
    x = 2,982.49

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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.