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Finding the Fourth Proportional to 5,708.83, 7,878.24 and 3,351.01

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Solution

The fourth proportional to 5,708.83, 7,878.24 and 3,351.01 is: 4,624.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,708.83 : 7,878.24 = 3,351.01 : x
  2. Step 2: Convert to fraction form
    5,708.83/7,878.24 = 3,351.01/x
  3. Step 3: Cross multiply
    5,708.83x = 7,878.24 × 3,351.01
  4. Step 4: Simplify right side
    5,708.83x = 26,400,061.02
  5. Step 5: Solve for x
    x = 26,400,061.02/5,708.83
  6. Step 6: Final answer
    x = 4,624.43

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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.