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Finding the Third Proportional to 35,364 and 77,748

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Solution

The third proportional to 35,364 and 77,748 is: 170,929.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,364 : 77,748 = 77,748 : x
  2. Step 2: Convert to fraction form
    35,364/77,748 = 77,748/x
  3. Step 3: Cross multiply
    35,364x = 77,748 × 77,748
  4. Step 4: Simplify right side
    35,364x = 6,044,751,504
  5. Step 5: Solve for x
    x = 6,044,751,504/35,364
  6. Step 6: Final answer
    x = 170,929.52

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.