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Finding the Third Proportional to 207,127.13 and 442,047.38

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Solution

The third proportional to 207,127.13 and 442,047.38 is: 943,410.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,127.13 : 442,047.38 = 442,047.38 : x
  2. Step 2: Convert to fraction form
    207,127.13/442,047.38 = 442,047.38/x
  3. Step 3: Cross multiply
    207,127.13x = 442,047.38 × 442,047.38
  4. Step 4: Simplify right side
    207,127.13x = 195,405,881,744.39
  5. Step 5: Solve for x
    x = 195,405,881,744.39/207,127.13
  6. Step 6: Final answer
    x = 943,410.39

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.