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Finding the Third Proportional to 231,707 and 507,701

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Solution

The third proportional to 231,707 and 507,701 is: 1,112,440.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,707 : 507,701 = 507,701 : x
  2. Step 2: Convert to fraction form
    231,707/507,701 = 507,701/x
  3. Step 3: Cross multiply
    231,707x = 507,701 × 507,701
  4. Step 4: Simplify right side
    231,707x = 257,760,305,401
  5. Step 5: Solve for x
    x = 257,760,305,401/231,707
  6. Step 6: Final answer
    x = 1,112,440.74

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.