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Finding the Third Proportional to 562,579.50 and 843,930

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Solution

The third proportional to 562,579.50 and 843,930 is: 1,265,986.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,579.50 : 843,930 = 843,930 : x
  2. Step 2: Convert to fraction form
    562,579.50/843,930 = 843,930/x
  3. Step 3: Cross multiply
    562,579.50x = 843,930 × 843,930
  4. Step 4: Simplify right side
    562,579.50x = 712,217,844,900
  5. Step 5: Solve for x
    x = 712,217,844,900/562,579.50
  6. Step 6: Final answer
    x = 1,265,986.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.