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Finding the Fourth Proportional to 6,158.39, 8,498.40 and 3,363.89

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Solution

The fourth proportional to 6,158.39, 8,498.40 and 3,363.89 is: 4,642.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,158.39 : 8,498.40 = 3,363.89 : x
  2. Step 2: Convert to fraction form
    6,158.39/8,498.40 = 3,363.89/x
  3. Step 3: Cross multiply
    6,158.39x = 8,498.40 × 3,363.89
  4. Step 4: Simplify right side
    6,158.39x = 28,587,682.78
  5. Step 5: Solve for x
    x = 28,587,682.78/6,158.39
  6. Step 6: Final answer
    x = 4,642.07

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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.