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Finding the Fourth Proportional to 6,160.80, 8,502.18 and 3,508.77

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Solution

The fourth proportional to 6,160.80, 8,502.18 and 3,508.77 is: 4,842.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,160.80 : 8,502.18 = 3,508.77 : x
  2. Step 2: Convert to fraction form
    6,160.80/8,502.18 = 3,508.77/x
  3. Step 3: Cross multiply
    6,160.80x = 8,502.18 × 3,508.77
  4. Step 4: Simplify right side
    6,160.80x = 29,832,194.12
  5. Step 5: Solve for x
    x = 29,832,194.12/6,160.80
  6. Step 6: Final answer
    x = 4,842.26

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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.