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Finding the Third Proportional to 4,891,921.50 and 10,375,791

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Solution

The third proportional to 4,891,921.50 and 10,375,791 is: 22,007,106.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,891,921.50 : 10,375,791 = 10,375,791 : x
  2. Step 2: Convert to fraction form
    4,891,921.50/10,375,791 = 10,375,791/x
  3. Step 3: Cross multiply
    4,891,921.50x = 10,375,791 × 10,375,791
  4. Step 4: Simplify right side
    4,891,921.50x = 107,657,038,875,681
  5. Step 5: Solve for x
    x = 107,657,038,875,681/4,891,921.50
  6. Step 6: Final answer
    x = 22,007,106.79

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.