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Finding the Fourth Proportional to 5,999.59, 8,279.42 and 3,347

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Solution

The fourth proportional to 5,999.59, 8,279.42 and 3,347 is: 4,618.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,999.59 : 8,279.42 = 3,347 : x
  2. Step 2: Convert to fraction form
    5,999.59/8,279.42 = 3,347/x
  3. Step 3: Cross multiply
    5,999.59x = 8,279.42 × 3,347
  4. Step 4: Simplify right side
    5,999.59x = 27,711,202.01
  5. Step 5: Solve for x
    x = 27,711,202.01/5,999.59
  6. Step 6: Final answer
    x = 4,618.85

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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.