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Finding the Third Proportional to 958,115 and 2,086,330

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Solution

The third proportional to 958,115 and 2,086,330 is: 4,543,058.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,115 : 2,086,330 = 2,086,330 : x
  2. Step 2: Convert to fraction form
    958,115/2,086,330 = 2,086,330/x
  3. Step 3: Cross multiply
    958,115x = 2,086,330 × 2,086,330
  4. Step 4: Simplify right side
    958,115x = 4,352,772,868,900
  5. Step 5: Solve for x
    x = 4,352,772,868,900/958,115
  6. Step 6: Final answer
    x = 4,543,058.89

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.