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Finding the Fourth Proportional to 5,799.50, 8,003.23 and 3,146.88

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Solution

The fourth proportional to 5,799.50, 8,003.23 and 3,146.88 is: 4,342.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,799.50 : 8,003.23 = 3,146.88 : x
  2. Step 2: Convert to fraction form
    5,799.50/8,003.23 = 3,146.88/x
  3. Step 3: Cross multiply
    5,799.50x = 8,003.23 × 3,146.88
  4. Step 4: Simplify right side
    5,799.50x = 25,185,204.42
  5. Step 5: Solve for x
    x = 25,185,204.42/5,799.50
  6. Step 6: Final answer
    x = 4,342.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.