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Finding the Third Proportional to 133,960,749 and 288,447,791

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Solution

The third proportional to 133,960,749 and 288,447,791 is: 621,093,333.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,960,749 : 288,447,791 = 288,447,791 : x
  2. Step 2: Convert to fraction form
    133,960,749/288,447,791 = 288,447,791/x
  3. Step 3: Cross multiply
    133,960,749x = 288,447,791 × 288,447,791
  4. Step 4: Simplify right side
    133,960,749x = 83,202,128,132,779,680
  5. Step 5: Solve for x
    x = 83,202,128,132,779,680/133,960,749
  6. Step 6: Final answer
    x = 621,093,333.34

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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.