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Finding the Fourth Proportional to 2,165.92, 3,248.52 and 606.04

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Solution

The fourth proportional to 2,165.92, 3,248.52 and 606.04 is: 908.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,165.92 : 3,248.52 = 606.04 : x
  2. Step 2: Convert to fraction form
    2,165.92/3,248.52 = 606.04/x
  3. Step 3: Cross multiply
    2,165.92x = 3,248.52 × 606.04
  4. Step 4: Simplify right side
    2,165.92x = 1,968,733.06
  5. Step 5: Solve for x
    x = 1,968,733.06/2,165.92
  6. Step 6: Final answer
    x = 908.96

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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.