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Finding the Third Proportional to 1,474,929 and 3,242,553

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Solution

The third proportional to 1,474,929 and 3,242,553 is: 7,128,580.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,474,929 : 3,242,553 = 3,242,553 : x
  2. Step 2: Convert to fraction form
    1,474,929/3,242,553 = 3,242,553/x
  3. Step 3: Cross multiply
    1,474,929x = 3,242,553 × 3,242,553
  4. Step 4: Simplify right side
    1,474,929x = 10,514,149,957,809
  5. Step 5: Solve for x
    x = 10,514,149,957,809/1,474,929
  6. Step 6: Final answer
    x = 7,128,580.40

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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.