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Finding the Third Proportional to 384,235.50 and 834,918

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Solution

The third proportional to 384,235.50 and 834,918 is: 1,814,220.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,235.50 : 834,918 = 834,918 : x
  2. Step 2: Convert to fraction form
    384,235.50/834,918 = 834,918/x
  3. Step 3: Cross multiply
    384,235.50x = 834,918 × 834,918
  4. Step 4: Simplify right side
    384,235.50x = 697,088,066,724
  5. Step 5: Solve for x
    x = 697,088,066,724/384,235.50
  6. Step 6: Final answer
    x = 1,814,220.88

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.