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Finding the Third Proportional to 133,960,749.75 and 288,447,793.13

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Solution

The third proportional to 133,960,749.75 and 288,447,793.13 is: 621,093,339.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,960,749.75 : 288,447,793.13 = 288,447,793.13 : x
  2. Step 2: Convert to fraction form
    133,960,749.75/288,447,793.13 = 288,447,793.13/x
  3. Step 3: Cross multiply
    133,960,749.75x = 288,447,793.13 × 288,447,793.13
  4. Step 4: Simplify right side
    133,960,749.75x = 83,202,129,358,682,800
  5. Step 5: Solve for x
    x = 83,202,129,358,682,800/133,960,749.75
  6. Step 6: Final answer
    x = 621,093,339.01

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.