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Finding the Third Proportional to 426,037.22 and 918,504.56

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Solution

The third proportional to 426,037.22 and 918,504.56 is: 1,980,227.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,037.22 : 918,504.56 = 918,504.56 : x
  2. Step 2: Convert to fraction form
    426,037.22/918,504.56 = 918,504.56/x
  3. Step 3: Cross multiply
    426,037.22x = 918,504.56 × 918,504.56
  4. Step 4: Simplify right side
    426,037.22x = 843,650,631,333.32
  5. Step 5: Solve for x
    x = 843,650,631,333.32/426,037.22
  6. Step 6: Final answer
    x = 1,980,227.53

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.