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Finding the Third Proportional to 140,136 and 307,525

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Solution

The third proportional to 140,136 and 307,525 is: 674,856.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,136 : 307,525 = 307,525 : x
  2. Step 2: Convert to fraction form
    140,136/307,525 = 307,525/x
  3. Step 3: Cross multiply
    140,136x = 307,525 × 307,525
  4. Step 4: Simplify right side
    140,136x = 94,571,625,625
  5. Step 5: Solve for x
    x = 94,571,625,625/140,136
  6. Step 6: Final answer
    x = 674,856.04

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.