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Finding the Third Proportional to 115,043 and 235,666

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Solution

The third proportional to 115,043 and 235,666 is: 482,762.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,043 : 235,666 = 235,666 : x
  2. Step 2: Convert to fraction form
    115,043/235,666 = 235,666/x
  3. Step 3: Cross multiply
    115,043x = 235,666 × 235,666
  4. Step 4: Simplify right side
    115,043x = 55,538,463,556
  5. Step 5: Solve for x
    x = 55,538,463,556/115,043
  6. Step 6: Final answer
    x = 482,762.65

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Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.