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Finding the Fourth Proportional to 504,459.72, 756,524.92 and 167,409.80

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Solution

The fourth proportional to 504,459.72, 756,524.92 and 167,409.80 is: 251,060.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,459.72 : 756,524.92 = 167,409.80 : x
  2. Step 2: Convert to fraction form
    504,459.72/756,524.92 = 167,409.80/x
  3. Step 3: Cross multiply
    504,459.72x = 756,524.92 × 167,409.80
  4. Step 4: Simplify right side
    504,459.72x = 126,649,685,552.22
  5. Step 5: Solve for x
    x = 126,649,685,552.22/504,459.72
  6. Step 6: Final answer
    x = 251,060.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.