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Finding the Third Proportional to 907,394.06 and 1,392,815.25

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Solution

The third proportional to 907,394.06 and 1,392,815.25 is: 2,137,918.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,394.06 : 1,392,815.25 = 1,392,815.25 : x
  2. Step 2: Convert to fraction form
    907,394.06/1,392,815.25 = 1,392,815.25/x
  3. Step 3: Cross multiply
    907,394.06x = 1,392,815.25 × 1,392,815.25
  4. Step 4: Simplify right side
    907,394.06x = 1,939,934,320,632.56
  5. Step 5: Solve for x
    x = 1,939,934,320,632.56/907,394.06
  6. Step 6: Final answer
    x = 2,137,918.24

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.