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Finding the Third Proportional to 53,729,404.42 and 115,121,364.86

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Solution

The third proportional to 53,729,404.42 and 115,121,364.86 is: 246,660,628.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,729,404.42 : 115,121,364.86 = 115,121,364.86 : x
  2. Step 2: Convert to fraction form
    53,729,404.42/115,121,364.86 = 115,121,364.86/x
  3. Step 3: Cross multiply
    53,729,404.42x = 115,121,364.86 × 115,121,364.86
  4. Step 4: Simplify right side
    53,729,404.42x = 13,252,928,646,183,942
  5. Step 5: Solve for x
    x = 13,252,928,646,183,942/53,729,404.42
  6. Step 6: Final answer
    x = 246,660,628.19

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.