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Finding the Third Proportional to 9,356,420 and 20,476,662.25

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Solution

The third proportional to 9,356,420 and 20,476,662.25 is: 44,813,475.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,356,420 : 20,476,662.25 = 20,476,662.25 : x
  2. Step 2: Convert to fraction form
    9,356,420/20,476,662.25 = 20,476,662.25/x
  3. Step 3: Cross multiply
    9,356,420x = 20,476,662.25 × 20,476,662.25
  4. Step 4: Simplify right side
    9,356,420x = 419,293,696,900,575.06
  5. Step 5: Solve for x
    x = 419,293,696,900,575.06/9,356,420
  6. Step 6: Final answer
    x = 44,813,475.34

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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.