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Finding the Third Proportional to 666,394.50 and 952,281

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Solution

The third proportional to 666,394.50 and 952,281 is: 1,360,814.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    666,394.50 : 952,281 = 952,281 : x
  2. Step 2: Convert to fraction form
    666,394.50/952,281 = 952,281/x
  3. Step 3: Cross multiply
    666,394.50x = 952,281 × 952,281
  4. Step 4: Simplify right side
    666,394.50x = 906,839,102,961
  5. Step 5: Solve for x
    x = 906,839,102,961/666,394.50
  6. Step 6: Final answer
    x = 1,360,814.21

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.