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Finding the Third Proportional to 4,989,236 and 10,776,160

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Solution

The third proportional to 4,989,236 and 10,776,160 is: 23,275,231.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,989,236 : 10,776,160 = 10,776,160 : x
  2. Step 2: Convert to fraction form
    4,989,236/10,776,160 = 10,776,160/x
  3. Step 3: Cross multiply
    4,989,236x = 10,776,160 × 10,776,160
  4. Step 4: Simplify right side
    4,989,236x = 116,125,624,345,600
  5. Step 5: Solve for x
    x = 116,125,624,345,600/4,989,236
  6. Step 6: Final answer
    x = 23,275,231.79

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.