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Finding the Third Proportional to 74,584,904 and 162,717,848

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Solution

The third proportional to 74,584,904 and 162,717,848 is: 354,992,721.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,584,904 : 162,717,848 = 162,717,848 : x
  2. Step 2: Convert to fraction form
    74,584,904/162,717,848 = 162,717,848/x
  3. Step 3: Cross multiply
    74,584,904x = 162,717,848 × 162,717,848
  4. Step 4: Simplify right side
    74,584,904x = 26,477,098,057,751,104
  5. Step 5: Solve for x
    x = 26,477,098,057,751,104/74,584,904
  6. Step 6: Final answer
    x = 354,992,721.55

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.