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Finding the Third Proportional to 1,890,520.88 and 2,905,866

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Solution

The third proportional to 1,890,520.88 and 2,905,866 is: 4,466,524.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,890,520.88 : 2,905,866 = 2,905,866 : x
  2. Step 2: Convert to fraction form
    1,890,520.88/2,905,866 = 2,905,866/x
  3. Step 3: Cross multiply
    1,890,520.88x = 2,905,866 × 2,905,866
  4. Step 4: Simplify right side
    1,890,520.88x = 8,444,057,209,956
  5. Step 5: Solve for x
    x = 8,444,057,209,956/1,890,520.88
  6. Step 6: Final answer
    x = 4,466,524.18

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.