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Finding the Third Proportional to 572,539 and 1,223,810

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Solution

The third proportional to 572,539 and 1,223,810 is: 2,615,910.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,539 : 1,223,810 = 1,223,810 : x
  2. Step 2: Convert to fraction form
    572,539/1,223,810 = 1,223,810/x
  3. Step 3: Cross multiply
    572,539x = 1,223,810 × 1,223,810
  4. Step 4: Simplify right side
    572,539x = 1,497,710,916,100
  5. Step 5: Solve for x
    x = 1,497,710,916,100/572,539
  6. Step 6: Final answer
    x = 2,615,910.73

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.