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Finding the Third Proportional to 726,220 and 1,595,788

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Solution

The third proportional to 726,220 and 1,595,788 is: 3,506,567.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,220 : 1,595,788 = 1,595,788 : x
  2. Step 2: Convert to fraction form
    726,220/1,595,788 = 1,595,788/x
  3. Step 3: Cross multiply
    726,220x = 1,595,788 × 1,595,788
  4. Step 4: Simplify right side
    726,220x = 2,546,539,340,944
  5. Step 5: Solve for x
    x = 2,546,539,340,944/726,220
  6. Step 6: Final answer
    x = 3,506,567.35

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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.