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Finding the Fourth Proportional to 6,580.83, 9,079.95 and 3,747.57

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Solution

The fourth proportional to 6,580.83, 9,079.95 and 3,747.57 is: 5,170.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,580.83 : 9,079.95 = 3,747.57 : x
  2. Step 2: Convert to fraction form
    6,580.83/9,079.95 = 3,747.57/x
  3. Step 3: Cross multiply
    6,580.83x = 9,079.95 × 3,747.57
  4. Step 4: Simplify right side
    6,580.83x = 34,027,748.22
  5. Step 5: Solve for x
    x = 34,027,748.22/6,580.83
  6. Step 6: Final answer
    x = 5,170.74

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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.