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Finding the Third Proportional to 553,624 and 827,553

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Solution

The third proportional to 553,624 and 827,553 is: 1,237,020.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    553,624 : 827,553 = 827,553 : x
  2. Step 2: Convert to fraction form
    553,624/827,553 = 827,553/x
  3. Step 3: Cross multiply
    553,624x = 827,553 × 827,553
  4. Step 4: Simplify right side
    553,624x = 684,843,967,809
  5. Step 5: Solve for x
    x = 684,843,967,809/553,624
  6. Step 6: Final answer
    x = 1,237,020.01

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.