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Finding the Third Proportional to 173,519 and 262,465

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Solution

The third proportional to 173,519 and 262,465 is: 397,004.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,519 : 262,465 = 262,465 : x
  2. Step 2: Convert to fraction form
    173,519/262,465 = 262,465/x
  3. Step 3: Cross multiply
    173,519x = 262,465 × 262,465
  4. Step 4: Simplify right side
    173,519x = 68,887,876,225
  5. Step 5: Solve for x
    x = 68,887,876,225/173,519
  6. Step 6: Final answer
    x = 397,004.80

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.