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Finding the Third Proportional to 907,435.13 and 1,974,896.44

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Solution

The third proportional to 907,435.13 and 1,974,896.44 is: 4,298,065.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,435.13 : 1,974,896.44 = 1,974,896.44 : x
  2. Step 2: Convert to fraction form
    907,435.13/1,974,896.44 = 1,974,896.44/x
  3. Step 3: Cross multiply
    907,435.13x = 1,974,896.44 × 1,974,896.44
  4. Step 4: Simplify right side
    907,435.13x = 3,900,215,938,850.19
  5. Step 5: Solve for x
    x = 3,900,215,938,850.19/907,435.13
  6. Step 6: Final answer
    x = 4,298,065.87

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.