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Finding the Fourth Proportional to 8,693.51, 13,040.13 and 3,499.25

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Solution

The fourth proportional to 8,693.51, 13,040.13 and 3,499.25 is: 5,248.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,693.51 : 13,040.13 = 3,499.25 : x
  2. Step 2: Convert to fraction form
    8,693.51/13,040.13 = 3,499.25/x
  3. Step 3: Cross multiply
    8,693.51x = 13,040.13 × 3,499.25
  4. Step 4: Simplify right side
    8,693.51x = 45,630,674.90
  5. Step 5: Solve for x
    x = 45,630,674.90/8,693.51
  6. Step 6: Final answer
    x = 5,248.82

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.