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Finding the Third Proportional to 225,405 and 475,960

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Solution

The third proportional to 225,405 and 475,960 is: 1,005,026.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,405 : 475,960 = 475,960 : x
  2. Step 2: Convert to fraction form
    225,405/475,960 = 475,960/x
  3. Step 3: Cross multiply
    225,405x = 475,960 × 475,960
  4. Step 4: Simplify right side
    225,405x = 226,537,921,600
  5. Step 5: Solve for x
    x = 226,537,921,600/225,405
  6. Step 6: Final answer
    x = 1,005,026.16

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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.