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Finding the Third Proportional to 349,743 and 540,071

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Solution

The third proportional to 349,743 and 540,071 is: 833,974.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,743 : 540,071 = 540,071 : x
  2. Step 2: Convert to fraction form
    349,743/540,071 = 540,071/x
  3. Step 3: Cross multiply
    349,743x = 540,071 × 540,071
  4. Step 4: Simplify right side
    349,743x = 291,676,685,041
  5. Step 5: Solve for x
    x = 291,676,685,041/349,743
  6. Step 6: Final answer
    x = 833,974.33

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.