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Finding the Fourth Proportional to 6,426.16, 8,868.29 and 3,593.65

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Solution

The fourth proportional to 6,426.16, 8,868.29 and 3,593.65 is: 4,959.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,426.16 : 8,868.29 = 3,593.65 : x
  2. Step 2: Convert to fraction form
    6,426.16/8,868.29 = 3,593.65/x
  3. Step 3: Cross multiply
    6,426.16x = 8,868.29 × 3,593.65
  4. Step 4: Simplify right side
    6,426.16x = 31,869,562.11
  5. Step 5: Solve for x
    x = 31,869,562.11/6,426.16
  6. Step 6: Final answer
    x = 4,959.35

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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.