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Finding the Third Proportional to 27,998,210 and 43,191,255

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Solution

The third proportional to 27,998,210 and 43,191,255 is: 66,628,706.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,998,210 : 43,191,255 = 43,191,255 : x
  2. Step 2: Convert to fraction form
    27,998,210/43,191,255 = 43,191,255/x
  3. Step 3: Cross multiply
    27,998,210x = 43,191,255 × 43,191,255
  4. Step 4: Simplify right side
    27,998,210x = 1,865,484,508,475,025
  5. Step 5: Solve for x
    x = 1,865,484,508,475,025/27,998,210
  6. Step 6: Final answer
    x = 66,628,706.21

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.