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Finding the Fourth Proportional to 3,148.86, 4,346.06 and 2,401.48

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Solution

The fourth proportional to 3,148.86, 4,346.06 and 2,401.48 is: 3,314.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,148.86 : 4,346.06 = 2,401.48 : x
  2. Step 2: Convert to fraction form
    3,148.86/4,346.06 = 2,401.48/x
  3. Step 3: Cross multiply
    3,148.86x = 4,346.06 × 2,401.48
  4. Step 4: Simplify right side
    3,148.86x = 10,436,976.17
  5. Step 5: Solve for x
    x = 10,436,976.17/3,148.86
  6. Step 6: Final answer
    x = 3,314.53

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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.