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Finding the Third Proportional to 55,953,270 and 120,409,596

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Solution

The third proportional to 55,953,270 and 120,409,596 is: 259,117,488.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,953,270 : 120,409,596 = 120,409,596 : x
  2. Step 2: Convert to fraction form
    55,953,270/120,409,596 = 120,409,596/x
  3. Step 3: Cross multiply
    55,953,270x = 120,409,596 × 120,409,596
  4. Step 4: Simplify right side
    55,953,270x = 14,498,470,808,883,216
  5. Step 5: Solve for x
    x = 14,498,470,808,883,216/55,953,270
  6. Step 6: Final answer
    x = 259,117,488.73

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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.