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Finding the Third Proportional to 296,376 and 626,448

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Solution

The third proportional to 296,376 and 626,448 is: 1,324,119.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,376 : 626,448 = 626,448 : x
  2. Step 2: Convert to fraction form
    296,376/626,448 = 626,448/x
  3. Step 3: Cross multiply
    296,376x = 626,448 × 626,448
  4. Step 4: Simplify right side
    296,376x = 392,437,096,704
  5. Step 5: Solve for x
    x = 392,437,096,704/296,376
  6. Step 6: Final answer
    x = 1,324,119.01

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.