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Finding the Third Proportional to 360,668 and 562,838

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Solution

The third proportional to 360,668 and 562,838 is: 878,333.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,668 : 562,838 = 562,838 : x
  2. Step 2: Convert to fraction form
    360,668/562,838 = 562,838/x
  3. Step 3: Cross multiply
    360,668x = 562,838 × 562,838
  4. Step 4: Simplify right side
    360,668x = 316,786,614,244
  5. Step 5: Solve for x
    x = 316,786,614,244/360,668
  6. Step 6: Final answer
    x = 878,333.02

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.