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Finding the Third Proportional to 74,584,906 and 162,717,852

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Solution

The third proportional to 74,584,906 and 162,717,852 is: 354,992,729.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,584,906 : 162,717,852 = 162,717,852 : x
  2. Step 2: Convert to fraction form
    74,584,906/162,717,852 = 162,717,852/x
  3. Step 3: Cross multiply
    74,584,906x = 162,717,852 × 162,717,852
  4. Step 4: Simplify right side
    74,584,906x = 26,477,099,359,493,904
  5. Step 5: Solve for x
    x = 26,477,099,359,493,904/74,584,906
  6. Step 6: Final answer
    x = 354,992,729.49

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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.