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Finding the Third Proportional to 994,250 and 1,405,515

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Solution

The third proportional to 994,250 and 1,405,515 is: 1,986,897.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,250 : 1,405,515 = 1,405,515 : x
  2. Step 2: Convert to fraction form
    994,250/1,405,515 = 1,405,515/x
  3. Step 3: Cross multiply
    994,250x = 1,405,515 × 1,405,515
  4. Step 4: Simplify right side
    994,250x = 1,975,472,415,225
  5. Step 5: Solve for x
    x = 1,975,472,415,225/994,250
  6. Step 6: Final answer
    x = 1,986,897.07

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.