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Finding the Third Proportional to 124,179,676 and 261,229,064

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Solution

The third proportional to 124,179,676 and 261,229,064 is: 549,531,341.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,179,676 : 261,229,064 = 261,229,064 : x
  2. Step 2: Convert to fraction form
    124,179,676/261,229,064 = 261,229,064/x
  3. Step 3: Cross multiply
    124,179,676x = 261,229,064 × 261,229,064
  4. Step 4: Simplify right side
    124,179,676x = 68,240,623,878,316,096
  5. Step 5: Solve for x
    x = 68,240,623,878,316,096/124,179,676
  6. Step 6: Final answer
    x = 549,531,341.01

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.