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Finding the Third Proportional to 336,014 and 738,458

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Solution

The third proportional to 336,014 and 738,458 is: 1,622,909.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,014 : 738,458 = 738,458 : x
  2. Step 2: Convert to fraction form
    336,014/738,458 = 738,458/x
  3. Step 3: Cross multiply
    336,014x = 738,458 × 738,458
  4. Step 4: Simplify right side
    336,014x = 545,320,217,764
  5. Step 5: Solve for x
    x = 545,320,217,764/336,014
  6. Step 6: Final answer
    x = 1,622,909.22

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.