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Finding the Third Proportional to 440,081 and 661,095

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Solution

The third proportional to 440,081 and 661,095 is: 993,104.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,081 : 661,095 = 661,095 : x
  2. Step 2: Convert to fraction form
    440,081/661,095 = 661,095/x
  3. Step 3: Cross multiply
    440,081x = 661,095 × 661,095
  4. Step 4: Simplify right side
    440,081x = 437,046,599,025
  5. Step 5: Solve for x
    x = 437,046,599,025/440,081
  6. Step 6: Final answer
    x = 993,104.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.