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Finding the Third Proportional to 291,100 and 462,894

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Solution

The third proportional to 291,100 and 462,894 is: 736,073.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,100 : 462,894 = 462,894 : x
  2. Step 2: Convert to fraction form
    291,100/462,894 = 462,894/x
  3. Step 3: Cross multiply
    291,100x = 462,894 × 462,894
  4. Step 4: Simplify right side
    291,100x = 214,270,855,236
  5. Step 5: Solve for x
    x = 214,270,855,236/291,100
  6. Step 6: Final answer
    x = 736,073.02

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.