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Finding the Third Proportional to 986,220.56 and 1,336,446.84

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Solution

The third proportional to 986,220.56 and 1,336,446.84 is: 1,811,045.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,220.56 : 1,336,446.84 = 1,336,446.84 : x
  2. Step 2: Convert to fraction form
    986,220.56/1,336,446.84 = 1,336,446.84/x
  3. Step 3: Cross multiply
    986,220.56x = 1,336,446.84 × 1,336,446.84
  4. Step 4: Simplify right side
    986,220.56x = 1,786,090,166,169.34
  5. Step 5: Solve for x
    x = 1,786,090,166,169.34/986,220.56
  6. Step 6: Final answer
    x = 1,811,045.35

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.