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Finding the Fourth Proportional to 6,060.96, 8,345.97 and 5,379.21

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Solution

The fourth proportional to 6,060.96, 8,345.97 and 5,379.21 is: 7,407.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,060.96 : 8,345.97 = 5,379.21 : x
  2. Step 2: Convert to fraction form
    6,060.96/8,345.97 = 5,379.21/x
  3. Step 3: Cross multiply
    6,060.96x = 8,345.97 × 5,379.21
  4. Step 4: Simplify right side
    6,060.96x = 44,894,725.28
  5. Step 5: Solve for x
    x = 44,894,725.28/6,060.96
  6. Step 6: Final answer
    x = 7,407.20

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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.