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Finding the Third Proportional to 251,896 and 352,208

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Solution

The third proportional to 251,896 and 352,208 is: 492,467.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,896 : 352,208 = 352,208 : x
  2. Step 2: Convert to fraction form
    251,896/352,208 = 352,208/x
  3. Step 3: Cross multiply
    251,896x = 352,208 × 352,208
  4. Step 4: Simplify right side
    251,896x = 124,050,475,264
  5. Step 5: Solve for x
    x = 124,050,475,264/251,896
  6. Step 6: Final answer
    x = 492,467.03

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.