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Finding the Third Proportional to 209,653.50 and 452,502

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Solution

The third proportional to 209,653.50 and 452,502 is: 976,649.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,653.50 : 452,502 = 452,502 : x
  2. Step 2: Convert to fraction form
    209,653.50/452,502 = 452,502/x
  3. Step 3: Cross multiply
    209,653.50x = 452,502 × 452,502
  4. Step 4: Simplify right side
    209,653.50x = 204,758,060,004
  5. Step 5: Solve for x
    x = 204,758,060,004/209,653.50
  6. Step 6: Final answer
    x = 976,649.85

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.