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Finding the Third Proportional to 377,526 and 829,656

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Solution

The third proportional to 377,526 and 829,656 is: 1,823,262.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,526 : 829,656 = 829,656 : x
  2. Step 2: Convert to fraction form
    377,526/829,656 = 829,656/x
  3. Step 3: Cross multiply
    377,526x = 829,656 × 829,656
  4. Step 4: Simplify right side
    377,526x = 688,329,078,336
  5. Step 5: Solve for x
    x = 688,329,078,336/377,526
  6. Step 6: Final answer
    x = 1,823,262.71

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.