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Finding the Third Proportional to 183,712.13 and 393,668.25

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Solution

The third proportional to 183,712.13 and 393,668.25 is: 843,573.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,712.13 : 393,668.25 = 393,668.25 : x
  2. Step 2: Convert to fraction form
    183,712.13/393,668.25 = 393,668.25/x
  3. Step 3: Cross multiply
    183,712.13x = 393,668.25 × 393,668.25
  4. Step 4: Simplify right side
    183,712.13x = 154,974,691,058.06
  5. Step 5: Solve for x
    x = 154,974,691,058.06/183,712.13
  6. Step 6: Final answer
    x = 843,573.56

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.