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Finding the Third Proportional to 134,661 and 291,608

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Solution

The third proportional to 134,661 and 291,608 is: 631,476.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,661 : 291,608 = 291,608 : x
  2. Step 2: Convert to fraction form
    134,661/291,608 = 291,608/x
  3. Step 3: Cross multiply
    134,661x = 291,608 × 291,608
  4. Step 4: Simplify right side
    134,661x = 85,035,225,664
  5. Step 5: Solve for x
    x = 85,035,225,664/134,661
  6. Step 6: Final answer
    x = 631,476.27

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.