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Finding the Third Proportional to 249,926 and 548,722

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Solution

The third proportional to 249,926 and 548,722 is: 1,204,739.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,926 : 548,722 = 548,722 : x
  2. Step 2: Convert to fraction form
    249,926/548,722 = 548,722/x
  3. Step 3: Cross multiply
    249,926x = 548,722 × 548,722
  4. Step 4: Simplify right side
    249,926x = 301,095,833,284
  5. Step 5: Solve for x
    x = 301,095,833,284/249,926
  6. Step 6: Final answer
    x = 1,204,739.94

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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.