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Finding the Third Proportional to 436,645.88 and 694,335

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Solution

The third proportional to 436,645.88 and 694,335 is: 1,104,100.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,645.88 : 694,335 = 694,335 : x
  2. Step 2: Convert to fraction form
    436,645.88/694,335 = 694,335/x
  3. Step 3: Cross multiply
    436,645.88x = 694,335 × 694,335
  4. Step 4: Simplify right side
    436,645.88x = 482,101,092,225
  5. Step 5: Solve for x
    x = 482,101,092,225/436,645.88
  6. Step 6: Final answer
    x = 1,104,100.87

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.