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Finding the Third Proportional to 35,554 and 77,803

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Solution

The third proportional to 35,554 and 77,803 is: 170,256.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,554 : 77,803 = 77,803 : x
  2. Step 2: Convert to fraction form
    35,554/77,803 = 77,803/x
  3. Step 3: Cross multiply
    35,554x = 77,803 × 77,803
  4. Step 4: Simplify right side
    35,554x = 6,053,306,809
  5. Step 5: Solve for x
    x = 6,053,306,809/35,554
  6. Step 6: Final answer
    x = 170,256.70

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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.