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Finding the Fourth Proportional to 2,310.48, 3,464.33 and 974.68

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Solution

The fourth proportional to 2,310.48, 3,464.33 and 974.68 is: 1,461.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,310.48 : 3,464.33 = 974.68 : x
  2. Step 2: Convert to fraction form
    2,310.48/3,464.33 = 974.68/x
  3. Step 3: Cross multiply
    2,310.48x = 3,464.33 × 974.68
  4. Step 4: Simplify right side
    2,310.48x = 3,376,608.29
  5. Step 5: Solve for x
    x = 3,376,608.29/2,310.48
  6. Step 6: Final answer
    x = 1,461.43

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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.