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Finding the Third Proportional to 986,631 and 1,475,980.50

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Solution

The third proportional to 986,631 and 1,475,980.50 is: 2,208,037.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,631 : 1,475,980.50 = 1,475,980.50 : x
  2. Step 2: Convert to fraction form
    986,631/1,475,980.50 = 1,475,980.50/x
  3. Step 3: Cross multiply
    986,631x = 1,475,980.50 × 1,475,980.50
  4. Step 4: Simplify right side
    986,631x = 2,178,518,436,380.25
  5. Step 5: Solve for x
    x = 2,178,518,436,380.25/986,631
  6. Step 6: Final answer
    x = 2,208,037.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.