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Finding the Third Proportional to 102,888 and 225,470

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Solution

The third proportional to 102,888 and 225,470 is: 494,097.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,888 : 225,470 = 225,470 : x
  2. Step 2: Convert to fraction form
    102,888/225,470 = 225,470/x
  3. Step 3: Cross multiply
    102,888x = 225,470 × 225,470
  4. Step 4: Simplify right side
    102,888x = 50,836,720,900
  5. Step 5: Solve for x
    x = 50,836,720,900/102,888
  6. Step 6: Final answer
    x = 494,097.67

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.