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Finding the Third Proportional to 225,655 and 495,600

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Solution

The third proportional to 225,655 and 495,600 is: 1,088,472.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,655 : 495,600 = 495,600 : x
  2. Step 2: Convert to fraction form
    225,655/495,600 = 495,600/x
  3. Step 3: Cross multiply
    225,655x = 495,600 × 495,600
  4. Step 4: Simplify right side
    225,655x = 245,619,360,000
  5. Step 5: Solve for x
    x = 245,619,360,000/225,655
  6. Step 6: Final answer
    x = 1,088,472.93

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.