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Finding the Third Proportional to 1,124,340.12 and 1,644,504.40

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Solution

The third proportional to 1,124,340.12 and 1,644,504.40 is: 2,405,317.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,124,340.12 : 1,644,504.40 = 1,644,504.40 : x
  2. Step 2: Convert to fraction form
    1,124,340.12/1,644,504.40 = 1,644,504.40/x
  3. Step 3: Cross multiply
    1,124,340.12x = 1,644,504.40 × 1,644,504.40
  4. Step 4: Simplify right side
    1,124,340.12x = 2,704,394,716,480.28
  5. Step 5: Solve for x
    x = 2,704,394,716,480.28/1,124,340.12
  6. Step 6: Final answer
    x = 2,405,317.28

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.