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Finding the Third Proportional to 313,568 and 473,268

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Solution

The third proportional to 313,568 and 473,268 is: 714,303.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,568 : 473,268 = 473,268 : x
  2. Step 2: Convert to fraction form
    313,568/473,268 = 473,268/x
  3. Step 3: Cross multiply
    313,568x = 473,268 × 473,268
  4. Step 4: Simplify right side
    313,568x = 223,982,599,824
  5. Step 5: Solve for x
    x = 223,982,599,824/313,568
  6. Step 6: Final answer
    x = 714,303.12

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.