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Finding the Third Proportional to 458,921.53 and 994,114.69

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Solution

The third proportional to 458,921.53 and 994,114.69 is: 2,153,448.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,921.53 : 994,114.69 = 994,114.69 : x
  2. Step 2: Convert to fraction form
    458,921.53/994,114.69 = 994,114.69/x
  3. Step 3: Cross multiply
    458,921.53x = 994,114.69 × 994,114.69
  4. Step 4: Simplify right side
    458,921.53x = 988,264,011,903.22
  5. Step 5: Solve for x
    x = 988,264,011,903.22/458,921.53
  6. Step 6: Final answer
    x = 2,153,448.78

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.