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Finding the Third Proportional to 124,408,332 and 276,429,132

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Solution

The third proportional to 124,408,332 and 276,429,132 is: 614,211,795.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,408,332 : 276,429,132 = 276,429,132 : x
  2. Step 2: Convert to fraction form
    124,408,332/276,429,132 = 276,429,132/x
  3. Step 3: Cross multiply
    124,408,332x = 276,429,132 × 276,429,132
  4. Step 4: Simplify right side
    124,408,332x = 76,413,065,018,273,424
  5. Step 5: Solve for x
    x = 76,413,065,018,273,424/124,408,332
  6. Step 6: Final answer
    x = 614,211,795.86

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.