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Finding the Third Proportional to 699,930 and 1,035,135

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Solution

The third proportional to 699,930 and 1,035,135 is: 1,530,873.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,930 : 1,035,135 = 1,035,135 : x
  2. Step 2: Convert to fraction form
    699,930/1,035,135 = 1,035,135/x
  3. Step 3: Cross multiply
    699,930x = 1,035,135 × 1,035,135
  4. Step 4: Simplify right side
    699,930x = 1,071,504,468,225
  5. Step 5: Solve for x
    x = 1,071,504,468,225/699,930
  6. Step 6: Final answer
    x = 1,530,873.76

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.