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Finding the Third Proportional to 478,289.63 and 1,049,879.25

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Solution

The third proportional to 478,289.63 and 1,049,879.25 is: 2,304,558.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    478,289.63 : 1,049,879.25 = 1,049,879.25 : x
  2. Step 2: Convert to fraction form
    478,289.63/1,049,879.25 = 1,049,879.25/x
  3. Step 3: Cross multiply
    478,289.63x = 1,049,879.25 × 1,049,879.25
  4. Step 4: Simplify right side
    478,289.63x = 1,102,246,439,580.56
  5. Step 5: Solve for x
    x = 1,102,246,439,580.56/478,289.63
  6. Step 6: Final answer
    x = 2,304,558.54

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.