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Finding the Third Proportional to 917,218.69 and 1,373,641.03

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Solution

The third proportional to 917,218.69 and 1,373,641.03 is: 2,057,186.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    917,218.69 : 1,373,641.03 = 1,373,641.03 : x
  2. Step 2: Convert to fraction form
    917,218.69/1,373,641.03 = 1,373,641.03/x
  3. Step 3: Cross multiply
    917,218.69x = 1,373,641.03 × 1,373,641.03
  4. Step 4: Simplify right side
    917,218.69x = 1,886,889,682,733.56
  5. Step 5: Solve for x
    x = 1,886,889,682,733.56/917,218.69
  6. Step 6: Final answer
    x = 2,057,186.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.