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Finding the Third Proportional to 74,447,221.50 and 163,589,382

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Solution

The third proportional to 74,447,221.50 and 163,589,382 is: 359,469,236.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,447,221.50 : 163,589,382 = 163,589,382 : x
  2. Step 2: Convert to fraction form
    74,447,221.50/163,589,382 = 163,589,382/x
  3. Step 3: Cross multiply
    74,447,221.50x = 163,589,382 × 163,589,382
  4. Step 4: Simplify right side
    74,447,221.50x = 26,761,485,903,141,924
  5. Step 5: Solve for x
    x = 26,761,485,903,141,924/74,447,221.50
  6. Step 6: Final answer
    x = 359,469,236.92

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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.