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Finding the Fourth Proportional to 2,366.08, 3,549.10 and 722.62

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Solution

The fourth proportional to 2,366.08, 3,549.10 and 722.62 is: 1,083.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,366.08 : 3,549.10 = 722.62 : x
  2. Step 2: Convert to fraction form
    2,366.08/3,549.10 = 722.62/x
  3. Step 3: Cross multiply
    2,366.08x = 3,549.10 × 722.62
  4. Step 4: Simplify right side
    2,366.08x = 2,564,629.28
  5. Step 5: Solve for x
    x = 2,564,629.28/2,366.08
  6. Step 6: Final answer
    x = 1,083.92

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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.