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Finding the Third Proportional to 2,853,805 and 4,178,324

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Solution

The third proportional to 2,853,805 and 4,178,324 is: 6,117,583.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,853,805 : 4,178,324 = 4,178,324 : x
  2. Step 2: Convert to fraction form
    2,853,805/4,178,324 = 4,178,324/x
  3. Step 3: Cross multiply
    2,853,805x = 4,178,324 × 4,178,324
  4. Step 4: Simplify right side
    2,853,805x = 17,458,391,448,976
  5. Step 5: Solve for x
    x = 17,458,391,448,976/2,853,805
  6. Step 6: Final answer
    x = 6,117,583.87

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.