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Finding the Third Proportional to 4,887,967.50 and 6,836,919.75

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Solution

The third proportional to 4,887,967.50 and 6,836,919.75 is: 9,562,966.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,887,967.50 : 6,836,919.75 = 6,836,919.75 : x
  2. Step 2: Convert to fraction form
    4,887,967.50/6,836,919.75 = 6,836,919.75/x
  3. Step 3: Cross multiply
    4,887,967.50x = 6,836,919.75 × 6,836,919.75
  4. Step 4: Simplify right side
    4,887,967.50x = 46,743,471,667,940.06
  5. Step 5: Solve for x
    x = 46,743,471,667,940.06/4,887,967.50
  6. Step 6: Final answer
    x = 9,562,966.95

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.