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Finding the Third Proportional to 945,943.88 and 2,220,755.63

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Solution

The third proportional to 945,943.88 and 2,220,755.63 is: 5,213,581.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,943.88 : 2,220,755.63 = 2,220,755.63 : x
  2. Step 2: Convert to fraction form
    945,943.88/2,220,755.63 = 2,220,755.63/x
  3. Step 3: Cross multiply
    945,943.88x = 2,220,755.63 × 2,220,755.63
  4. Step 4: Simplify right side
    945,943.88x = 4,931,755,545,969.14
  5. Step 5: Solve for x
    x = 4,931,755,545,969.14/945,943.88
  6. Step 6: Final answer
    x = 5,213,581.56

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Why These Related Problems?

These problems maintain the same ratio (2.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.