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Finding the Fourth Proportional to 6,339.51, 8,751.33 and 4,073.22

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Solution

The fourth proportional to 6,339.51, 8,751.33 and 4,073.22 is: 5,622.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,339.51 : 8,751.33 = 4,073.22 : x
  2. Step 2: Convert to fraction form
    6,339.51/8,751.33 = 4,073.22/x
  3. Step 3: Cross multiply
    6,339.51x = 8,751.33 × 4,073.22
  4. Step 4: Simplify right side
    6,339.51x = 35,646,092.38
  5. Step 5: Solve for x
    x = 35,646,092.38/6,339.51
  6. Step 6: Final answer
    x = 5,622.85

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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.