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Finding the Third Proportional to 57,820,182 and 85,131,576

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Solution

The third proportional to 57,820,182 and 85,131,576 is: 125,343,521.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,820,182 : 85,131,576 = 85,131,576 : x
  2. Step 2: Convert to fraction form
    57,820,182/85,131,576 = 85,131,576/x
  3. Step 3: Cross multiply
    57,820,182x = 85,131,576 × 85,131,576
  4. Step 4: Simplify right side
    57,820,182x = 7,247,385,232,243,776
  5. Step 5: Solve for x
    x = 7,247,385,232,243,776/57,820,182
  6. Step 6: Final answer
    x = 125,343,521.61

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.