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Finding the Third Proportional to 136,471.50 and 295,299

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Solution

The third proportional to 136,471.50 and 295,299 is: 638,972.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,471.50 : 295,299 = 295,299 : x
  2. Step 2: Convert to fraction form
    136,471.50/295,299 = 295,299/x
  3. Step 3: Cross multiply
    136,471.50x = 295,299 × 295,299
  4. Step 4: Simplify right side
    136,471.50x = 87,201,499,401
  5. Step 5: Solve for x
    x = 87,201,499,401/136,471.50
  6. Step 6: Final answer
    x = 638,972.24

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.