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Finding the Third Proportional to 7,872,726.75 and 11,768,104

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Solution

The third proportional to 7,872,726.75 and 11,768,104 is: 17,590,890.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,872,726.75 : 11,768,104 = 11,768,104 : x
  2. Step 2: Convert to fraction form
    7,872,726.75/11,768,104 = 11,768,104/x
  3. Step 3: Cross multiply
    7,872,726.75x = 11,768,104 × 11,768,104
  4. Step 4: Simplify right side
    7,872,726.75x = 138,488,271,754,816
  5. Step 5: Solve for x
    x = 138,488,271,754,816/7,872,726.75
  6. Step 6: Final answer
    x = 17,590,890.19

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.