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Finding the Third Proportional to 225,090.75 and 343,353.75

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Solution

The third proportional to 225,090.75 and 343,353.75 is: 523,752.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,090.75 : 343,353.75 = 343,353.75 : x
  2. Step 2: Convert to fraction form
    225,090.75/343,353.75 = 343,353.75/x
  3. Step 3: Cross multiply
    225,090.75x = 343,353.75 × 343,353.75
  4. Step 4: Simplify right side
    225,090.75x = 117,891,797,639.06
  5. Step 5: Solve for x
    x = 117,891,797,639.06/225,090.75
  6. Step 6: Final answer
    x = 523,752.30

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.