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Finding the Fourth Proportional to 2,344.40, 3,516.60 and 883.16

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Solution

The fourth proportional to 2,344.40, 3,516.60 and 883.16 is: 1,324.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,344.40 : 3,516.60 = 883.16 : x
  2. Step 2: Convert to fraction form
    2,344.40/3,516.60 = 883.16/x
  3. Step 3: Cross multiply
    2,344.40x = 3,516.60 × 883.16
  4. Step 4: Simplify right side
    2,344.40x = 3,105,702.87
  5. Step 5: Solve for x
    x = 3,105,702.87/2,344.40
  6. Step 6: Final answer
    x = 1,324.74

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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.