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Finding the Fourth Proportional to 6,077.67, 8,387.67 and 3,425.33

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Solution

The fourth proportional to 6,077.67, 8,387.67 and 3,425.33 is: 4,727.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,077.67 : 8,387.67 = 3,425.33 : x
  2. Step 2: Convert to fraction form
    6,077.67/8,387.67 = 3,425.33/x
  3. Step 3: Cross multiply
    6,077.67x = 8,387.67 × 3,425.33
  4. Step 4: Simplify right side
    6,077.67x = 28,730,495.74
  5. Step 5: Solve for x
    x = 28,730,495.74/6,077.67
  6. Step 6: Final answer
    x = 4,727.22

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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.