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Finding the Third Proportional to 624,588 and 1,343,919

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Solution

The third proportional to 624,588 and 1,343,919 is: 2,891,695.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,588 : 1,343,919 = 1,343,919 : x
  2. Step 2: Convert to fraction form
    624,588/1,343,919 = 1,343,919/x
  3. Step 3: Cross multiply
    624,588x = 1,343,919 × 1,343,919
  4. Step 4: Simplify right side
    624,588x = 1,806,118,278,561
  5. Step 5: Solve for x
    x = 1,806,118,278,561/624,588
  6. Step 6: Final answer
    x = 2,891,695.45

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.