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Finding the Third Proportional to 325,449 and 708,732

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Solution

The third proportional to 325,449 and 708,732 is: 1,543,409.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,449 : 708,732 = 708,732 : x
  2. Step 2: Convert to fraction form
    325,449/708,732 = 708,732/x
  3. Step 3: Cross multiply
    325,449x = 708,732 × 708,732
  4. Step 4: Simplify right side
    325,449x = 502,301,047,824
  5. Step 5: Solve for x
    x = 502,301,047,824/325,449
  6. Step 6: Final answer
    x = 1,543,409.41

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.