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Finding the Third Proportional to 90,487.13 and 151,313.06

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Solution

The third proportional to 90,487.13 and 151,313.06 is: 253,026.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,487.13 : 151,313.06 = 151,313.06 : x
  2. Step 2: Convert to fraction form
    90,487.13/151,313.06 = 151,313.06/x
  3. Step 3: Cross multiply
    90,487.13x = 151,313.06 × 151,313.06
  4. Step 4: Simplify right side
    90,487.13x = 22,895,642,883.13
  5. Step 5: Solve for x
    x = 22,895,642,883.13/90,487.13
  6. Step 6: Final answer
    x = 253,026.53

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Why These Related Problems?

These problems maintain the same ratio (1.67) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.