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Finding the Third Proportional to 170,968,142 and 373,291,272

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Solution

The third proportional to 170,968,142 and 373,291,272 is: 815,042,920.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,968,142 : 373,291,272 = 373,291,272 : x
  2. Step 2: Convert to fraction form
    170,968,142/373,291,272 = 373,291,272/x
  3. Step 3: Cross multiply
    170,968,142x = 373,291,272 × 373,291,272
  4. Step 4: Simplify right side
    170,968,142x = 139,346,373,751,377,984
  5. Step 5: Solve for x
    x = 139,346,373,751,377,984/170,968,142
  6. Step 6: Final answer
    x = 815,042,920.40

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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.