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Finding the Third Proportional to 1,955,661.75 and 2,874,958.88

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Solution

The third proportional to 1,955,661.75 and 2,874,958.88 is: 4,226,389.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,955,661.75 : 2,874,958.88 = 2,874,958.88 : x
  2. Step 2: Convert to fraction form
    1,955,661.75/2,874,958.88 = 2,874,958.88/x
  3. Step 3: Cross multiply
    1,955,661.75x = 2,874,958.88 × 2,874,958.88
  4. Step 4: Simplify right side
    1,955,661.75x = 8,265,388,532,941.27
  5. Step 5: Solve for x
    x = 8,265,388,532,941.27/1,955,661.75
  6. Step 6: Final answer
    x = 4,226,389.63

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.