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Finding the Third Proportional to 7,546,518.75 and 11,768,179.13

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Solution

The third proportional to 7,546,518.75 and 11,768,179.13 is: 18,351,513.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,546,518.75 : 11,768,179.13 = 11,768,179.13 : x
  2. Step 2: Convert to fraction form
    7,546,518.75/11,768,179.13 = 11,768,179.13/x
  3. Step 3: Cross multiply
    7,546,518.75x = 11,768,179.13 × 11,768,179.13
  4. Step 4: Simplify right side
    7,546,518.75x = 138,490,039,918,085.77
  5. Step 5: Solve for x
    x = 138,490,039,918,085.77/7,546,518.75
  6. Step 6: Final answer
    x = 18,351,513.39

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.