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Finding the Fourth Proportional to 5,060.96, 6,982.44 and 3,070.88

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Solution

The fourth proportional to 5,060.96, 6,982.44 and 3,070.88 is: 4,236.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,060.96 : 6,982.44 = 3,070.88 : x
  2. Step 2: Convert to fraction form
    5,060.96/6,982.44 = 3,070.88/x
  3. Step 3: Cross multiply
    5,060.96x = 6,982.44 × 3,070.88
  4. Step 4: Simplify right side
    5,060.96x = 21,442,235.35
  5. Step 5: Solve for x
    x = 21,442,235.35/5,060.96
  6. Step 6: Final answer
    x = 4,236.79

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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.