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Finding the Third Proportional to 169,422.50 and 352,891

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Solution

The third proportional to 169,422.50 and 352,891 is: 735,038.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,422.50 : 352,891 = 352,891 : x
  2. Step 2: Convert to fraction form
    169,422.50/352,891 = 352,891/x
  3. Step 3: Cross multiply
    169,422.50x = 352,891 × 352,891
  4. Step 4: Simplify right side
    169,422.50x = 124,532,057,881
  5. Step 5: Solve for x
    x = 124,532,057,881/169,422.50
  6. Step 6: Final answer
    x = 735,038.49

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.