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Finding the Fourth Proportional to 5,799.55, 8,691.58 and 3,020.40

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Solution

The fourth proportional to 5,799.55, 8,691.58 and 3,020.40 is: 4,526.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,799.55 : 8,691.58 = 3,020.40 : x
  2. Step 2: Convert to fraction form
    5,799.55/8,691.58 = 3,020.40/x
  3. Step 3: Cross multiply
    5,799.55x = 8,691.58 × 3,020.40
  4. Step 4: Simplify right side
    5,799.55x = 26,252,019.41
  5. Step 5: Solve for x
    x = 26,252,019.41/5,799.55
  6. Step 6: Final answer
    x = 4,526.56

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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.