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Finding the Third Proportional to 15,627.94 and 34,220.29

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Solution

The third proportional to 15,627.94 and 34,220.29 is: 74,931.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,627.94 : 34,220.29 = 34,220.29 : x
  2. Step 2: Convert to fraction form
    15,627.94/34,220.29 = 34,220.29/x
  3. Step 3: Cross multiply
    15,627.94x = 34,220.29 × 34,220.29
  4. Step 4: Simplify right side
    15,627.94x = 1,171,027,916.18
  5. Step 5: Solve for x
    x = 1,171,027,916.18/15,627.94
  6. Step 6: Final answer
    x = 74,931.70

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.