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Finding the Third Proportional to 25,262,220 and 55,563,288

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Solution

The third proportional to 25,262,220 and 55,563,288 is: 122,209,329.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,262,220 : 55,563,288 = 55,563,288 : x
  2. Step 2: Convert to fraction form
    25,262,220/55,563,288 = 55,563,288/x
  3. Step 3: Cross multiply
    25,262,220x = 55,563,288 × 55,563,288
  4. Step 4: Simplify right side
    25,262,220x = 3,087,278,973,370,944
  5. Step 5: Solve for x
    x = 3,087,278,973,370,944/25,262,220
  6. Step 6: Final answer
    x = 122,209,329.72

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.