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Finding the Third Proportional to 877,936.22 and 1,923,638.63

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Solution

The third proportional to 877,936.22 and 1,923,638.63 is: 4,214,868.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,936.22 : 1,923,638.63 = 1,923,638.63 : x
  2. Step 2: Convert to fraction form
    877,936.22/1,923,638.63 = 1,923,638.63/x
  3. Step 3: Cross multiply
    877,936.22x = 1,923,638.63 × 1,923,638.63
  4. Step 4: Simplify right side
    877,936.22x = 3,700,385,559,591.89
  5. Step 5: Solve for x
    x = 3,700,385,559,591.89/877,936.22
  6. Step 6: Final answer
    x = 4,214,868.32

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.