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Finding the Fourth Proportional to 5,877.88, 8,820.28 and 2,182.68

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Solution

The fourth proportional to 5,877.88, 8,820.28 and 2,182.68 is: 3,275.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,877.88 : 8,820.28 = 2,182.68 : x
  2. Step 2: Convert to fraction form
    5,877.88/8,820.28 = 2,182.68/x
  3. Step 3: Cross multiply
    5,877.88x = 8,820.28 × 2,182.68
  4. Step 4: Simplify right side
    5,877.88x = 19,251,848.75
  5. Step 5: Solve for x
    x = 19,251,848.75/5,877.88
  6. Step 6: Final answer
    x = 3,275.30

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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.