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Finding the Third Proportional to 626,221.50 and 1,395,873

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Solution

The third proportional to 626,221.50 and 1,395,873 is: 3,111,457.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,221.50 : 1,395,873 = 1,395,873 : x
  2. Step 2: Convert to fraction form
    626,221.50/1,395,873 = 1,395,873/x
  3. Step 3: Cross multiply
    626,221.50x = 1,395,873 × 1,395,873
  4. Step 4: Simplify right side
    626,221.50x = 1,948,461,432,129
  5. Step 5: Solve for x
    x = 1,948,461,432,129/626,221.50
  6. Step 6: Final answer
    x = 3,111,457.26

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Why These Related Problems?

These problems maintain the same ratio (2.23) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.