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Finding the Third Proportional to 536,636 and 726,222

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Solution

The third proportional to 536,636 and 726,222 is: 982,786.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,636 : 726,222 = 726,222 : x
  2. Step 2: Convert to fraction form
    536,636/726,222 = 726,222/x
  3. Step 3: Cross multiply
    536,636x = 726,222 × 726,222
  4. Step 4: Simplify right side
    536,636x = 527,398,393,284
  5. Step 5: Solve for x
    x = 527,398,393,284/536,636
  6. Step 6: Final answer
    x = 982,786.08

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Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.