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Finding the Fourth Proportional to 6,426.63, 8,868.03 and 3,632.13

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Solution

The fourth proportional to 6,426.63, 8,868.03 and 3,632.13 is: 5,011.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,426.63 : 8,868.03 = 3,632.13 : x
  2. Step 2: Convert to fraction form
    6,426.63/8,868.03 = 3,632.13/x
  3. Step 3: Cross multiply
    6,426.63x = 8,868.03 × 3,632.13
  4. Step 4: Simplify right side
    6,426.63x = 32,209,837.80
  5. Step 5: Solve for x
    x = 32,209,837.80/6,426.63
  6. Step 6: Final answer
    x = 5,011.93

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.