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Finding the Third Proportional to 208,607 and 448,651

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Solution

The third proportional to 208,607 and 448,651 is: 964,913.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,607 : 448,651 = 448,651 : x
  2. Step 2: Convert to fraction form
    208,607/448,651 = 448,651/x
  3. Step 3: Cross multiply
    208,607x = 448,651 × 448,651
  4. Step 4: Simplify right side
    208,607x = 201,287,719,801
  5. Step 5: Solve for x
    x = 201,287,719,801/208,607
  6. Step 6: Final answer
    x = 964,913.54

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.