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Finding the Third Proportional to 103,474,786 and 162,321,630

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Solution

The third proportional to 103,474,786 and 162,321,630 is: 254,635,091.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,474,786 : 162,321,630 = 162,321,630 : x
  2. Step 2: Convert to fraction form
    103,474,786/162,321,630 = 162,321,630/x
  3. Step 3: Cross multiply
    103,474,786x = 162,321,630 × 162,321,630
  4. Step 4: Simplify right side
    103,474,786x = 26,348,311,565,856,900
  5. Step 5: Solve for x
    x = 26,348,311,565,856,900/103,474,786
  6. Step 6: Final answer
    x = 254,635,091.16

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.