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Finding the Third Proportional to 34,748 and 53,772

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Solution

The third proportional to 34,748 and 53,772 is: 83,211.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,748 : 53,772 = 53,772 : x
  2. Step 2: Convert to fraction form
    34,748/53,772 = 53,772/x
  3. Step 3: Cross multiply
    34,748x = 53,772 × 53,772
  4. Step 4: Simplify right side
    34,748x = 2,891,427,984
  5. Step 5: Solve for x
    x = 2,891,427,984/34,748
  6. Step 6: Final answer
    x = 83,211.35

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.