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Finding the Third Proportional to 183,372.19 and 386,656.88

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Solution

The third proportional to 183,372.19 and 386,656.88 is: 815,301.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,372.19 : 386,656.88 = 386,656.88 : x
  2. Step 2: Convert to fraction form
    183,372.19/386,656.88 = 386,656.88/x
  3. Step 3: Cross multiply
    183,372.19x = 386,656.88 × 386,656.88
  4. Step 4: Simplify right side
    183,372.19x = 149,503,538,984.77
  5. Step 5: Solve for x
    x = 149,503,538,984.77/183,372.19
  6. Step 6: Final answer
    x = 815,301.06

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.