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Finding the Fourth Proportional to 4,448, 6,131.17 and 3,502.29

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Solution

The fourth proportional to 4,448, 6,131.17 and 3,502.29 is: 4,827.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,448 : 6,131.17 = 3,502.29 : x
  2. Step 2: Convert to fraction form
    4,448/6,131.17 = 3,502.29/x
  3. Step 3: Cross multiply
    4,448x = 6,131.17 × 3,502.29
  4. Step 4: Simplify right side
    4,448x = 21,473,135.38
  5. Step 5: Solve for x
    x = 21,473,135.38/4,448
  6. Step 6: Final answer
    x = 4,827.59

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Double scale
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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.