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Finding the Third Proportional to 743,828 and 1,626,246

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Solution

The third proportional to 743,828 and 1,626,246 is: 3,555,494.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,828 : 1,626,246 = 1,626,246 : x
  2. Step 2: Convert to fraction form
    743,828/1,626,246 = 1,626,246/x
  3. Step 3: Cross multiply
    743,828x = 1,626,246 × 1,626,246
  4. Step 4: Simplify right side
    743,828x = 2,644,676,052,516
  5. Step 5: Solve for x
    x = 2,644,676,052,516/743,828
  6. Step 6: Final answer
    x = 3,555,494.08

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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.