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Finding the Fourth Proportional to 3,246.76, 4,871.58 and 2,413

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Solution

The fourth proportional to 3,246.76, 4,871.58 and 2,413 is: 3,620.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,246.76 : 4,871.58 = 2,413 : x
  2. Step 2: Convert to fraction form
    3,246.76/4,871.58 = 2,413/x
  3. Step 3: Cross multiply
    3,246.76x = 4,871.58 × 2,413
  4. Step 4: Simplify right side
    3,246.76x = 11,755,122.54
  5. Step 5: Solve for x
    x = 11,755,122.54/3,246.76
  6. Step 6: Final answer
    x = 3,620.57

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Why These Related Problems?

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