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Finding the Third Proportional to 104,316 and 225,258

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Solution

The third proportional to 104,316 and 225,258 is: 486,417.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,316 : 225,258 = 225,258 : x
  2. Step 2: Convert to fraction form
    104,316/225,258 = 225,258/x
  3. Step 3: Cross multiply
    104,316x = 225,258 × 225,258
  4. Step 4: Simplify right side
    104,316x = 50,741,166,564
  5. Step 5: Solve for x
    x = 50,741,166,564/104,316
  6. Step 6: Final answer
    x = 486,417.87

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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.