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Finding the Third Proportional to 127,217,200 and 276,961,388

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Solution

The third proportional to 127,217,200 and 276,961,388 is: 602,965,718.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,217,200 : 276,961,388 = 276,961,388 : x
  2. Step 2: Convert to fraction form
    127,217,200/276,961,388 = 276,961,388/x
  3. Step 3: Cross multiply
    127,217,200x = 276,961,388 × 276,961,388
  4. Step 4: Simplify right side
    127,217,200x = 76,707,610,442,886,544
  5. Step 5: Solve for x
    x = 76,707,610,442,886,544/127,217,200
  6. Step 6: Final answer
    x = 602,965,718.81

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.