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Finding the Third Proportional to 132,704,658 and 290,918,484

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Solution

The third proportional to 132,704,658 and 290,918,484 is: 637,758,806.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,704,658 : 290,918,484 = 290,918,484 : x
  2. Step 2: Convert to fraction form
    132,704,658/290,918,484 = 290,918,484/x
  3. Step 3: Cross multiply
    132,704,658x = 290,918,484 × 290,918,484
  4. Step 4: Simplify right side
    132,704,658x = 84,633,564,332,858,256
  5. Step 5: Solve for x
    x = 84,633,564,332,858,256/132,704,658
  6. Step 6: Final answer
    x = 637,758,806.72

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.