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Finding the Third Proportional to 173,609,478 and 374,477,025.38

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Solution

The third proportional to 173,609,478 and 374,477,025.38 is: 807,749,923.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,609,478 : 374,477,025.38 = 374,477,025.38 : x
  2. Step 2: Convert to fraction form
    173,609,478/374,477,025.38 = 374,477,025.38/x
  3. Step 3: Cross multiply
    173,609,478x = 374,477,025.38 × 374,477,025.38
  4. Step 4: Simplify right side
    173,609,478x = 140,233,042,533,708,400
  5. Step 5: Solve for x
    x = 140,233,042,533,708,400/173,609,478
  6. Step 6: Final answer
    x = 807,749,923.27

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.