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Finding the Third Proportional to 187,579.50 and 409,596

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Solution

The third proportional to 187,579.50 and 409,596 is: 894,388.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,579.50 : 409,596 = 409,596 : x
  2. Step 2: Convert to fraction form
    187,579.50/409,596 = 409,596/x
  3. Step 3: Cross multiply
    187,579.50x = 409,596 × 409,596
  4. Step 4: Simplify right side
    187,579.50x = 167,768,883,216
  5. Step 5: Solve for x
    x = 167,768,883,216/187,579.50
  6. Step 6: Final answer
    x = 894,388.16

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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.