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Finding the Third Proportional to 163,003.78 and 350,109.98

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Solution

The third proportional to 163,003.78 and 350,109.98 is: 751,988.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,003.78 : 350,109.98 = 350,109.98 : x
  2. Step 2: Convert to fraction form
    163,003.78/350,109.98 = 350,109.98/x
  3. Step 3: Cross multiply
    163,003.78x = 350,109.98 × 350,109.98
  4. Step 4: Simplify right side
    163,003.78x = 122,577,001,159.06
  5. Step 5: Solve for x
    x = 122,577,001,159.06/163,003.78
  6. Step 6: Final answer
    x = 751,988.70

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.