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Finding the Third Proportional to 579,889.13 and 1,245,602.81

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Solution

The third proportional to 579,889.13 and 1,245,602.81 is: 2,675,556.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,889.13 : 1,245,602.81 = 1,245,602.81 : x
  2. Step 2: Convert to fraction form
    579,889.13/1,245,602.81 = 1,245,602.81/x
  3. Step 3: Cross multiply
    579,889.13x = 1,245,602.81 × 1,245,602.81
  4. Step 4: Simplify right side
    579,889.13x = 1,551,526,366,507.91
  5. Step 5: Solve for x
    x = 1,551,526,366,507.91/579,889.13
  6. Step 6: Final answer
    x = 2,675,556.93

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.