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Finding the Third Proportional to 336,669 and 736,686

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Solution

The third proportional to 336,669 and 736,686 is: 1,611,987.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,669 : 736,686 = 736,686 : x
  2. Step 2: Convert to fraction form
    336,669/736,686 = 736,686/x
  3. Step 3: Cross multiply
    336,669x = 736,686 × 736,686
  4. Step 4: Simplify right side
    336,669x = 542,706,262,596
  5. Step 5: Solve for x
    x = 542,706,262,596/336,669
  6. Step 6: Final answer
    x = 1,611,987.63

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.