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Finding the Third Proportional to 98,857.13 and 149,672.25

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Solution

The third proportional to 98,857.13 and 149,672.25 is: 226,607.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,857.13 : 149,672.25 = 149,672.25 : x
  2. Step 2: Convert to fraction form
    98,857.13/149,672.25 = 149,672.25/x
  3. Step 3: Cross multiply
    98,857.13x = 149,672.25 × 149,672.25
  4. Step 4: Simplify right side
    98,857.13x = 22,401,782,420.06
  5. Step 5: Solve for x
    x = 22,401,782,420.06/98,857.13
  6. Step 6: Final answer
    x = 226,607.67

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.