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Finding the Third Proportional to 329,723 and 706,090

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Solution

The third proportional to 329,723 and 706,090 is: 1,512,066.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,723 : 706,090 = 706,090 : x
  2. Step 2: Convert to fraction form
    329,723/706,090 = 706,090/x
  3. Step 3: Cross multiply
    329,723x = 706,090 × 706,090
  4. Step 4: Simplify right side
    329,723x = 498,563,088,100
  5. Step 5: Solve for x
    x = 498,563,088,100/329,723
  6. Step 6: Final answer
    x = 1,512,066.46

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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.