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Finding the Third Proportional to 800,988.75 and 1,890,798.19

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Solution

The third proportional to 800,988.75 and 1,890,798.19 is: 4,463,380.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,988.75 : 1,890,798.19 = 1,890,798.19 : x
  2. Step 2: Convert to fraction form
    800,988.75/1,890,798.19 = 1,890,798.19/x
  3. Step 3: Cross multiply
    800,988.75x = 1,890,798.19 × 1,890,798.19
  4. Step 4: Simplify right side
    800,988.75x = 3,575,117,785,853.29
  5. Step 5: Solve for x
    x = 3,575,117,785,853.29/800,988.75
  6. Step 6: Final answer
    x = 4,463,380.77

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.