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Finding the Third Proportional to 579,237.75 and 1,276,276.50

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Solution

The third proportional to 579,237.75 and 1,276,276.50 is: 2,812,112.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,237.75 : 1,276,276.50 = 1,276,276.50 : x
  2. Step 2: Convert to fraction form
    579,237.75/1,276,276.50 = 1,276,276.50/x
  3. Step 3: Cross multiply
    579,237.75x = 1,276,276.50 × 1,276,276.50
  4. Step 4: Simplify right side
    579,237.75x = 1,628,881,704,452.25
  5. Step 5: Solve for x
    x = 1,628,881,704,452.25/579,237.75
  6. Step 6: Final answer
    x = 2,812,112.48

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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.