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Finding the Third Proportional to 1,892,816.44 and 4,164,119.72

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Solution

The third proportional to 1,892,816.44 and 4,164,119.72 is: 9,160,895.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,892,816.44 : 4,164,119.72 = 4,164,119.72 : x
  2. Step 2: Convert to fraction form
    1,892,816.44/4,164,119.72 = 4,164,119.72/x
  3. Step 3: Cross multiply
    1,892,816.44x = 4,164,119.72 × 4,164,119.72
  4. Step 4: Simplify right side
    1,892,816.44x = 17,339,893,032,082.58
  5. Step 5: Solve for x
    x = 17,339,893,032,082.58/1,892,816.44
  6. Step 6: Final answer
    x = 9,160,895.21

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.