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Finding the Third Proportional to 270,218,789.44 and 589,986,255.94

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Solution

The third proportional to 270,218,789.44 and 589,986,255.94 is: 1,288,155,360.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,218,789.44 : 589,986,255.94 = 589,986,255.94 : x
  2. Step 2: Convert to fraction form
    270,218,789.44/589,986,255.94 = 589,986,255.94/x
  3. Step 3: Cross multiply
    270,218,789.44x = 589,986,255.94 × 589,986,255.94
  4. Step 4: Simplify right side
    270,218,789.44x = 348,083,782,195,149,248
  5. Step 5: Solve for x
    x = 348,083,782,195,149,248/270,218,789.44
  6. Step 6: Final answer
    x = 1,288,155,360.77

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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.