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Finding the Fourth Proportional to 508,546.44, 762,523.02 and 153,453.96

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Solution

The fourth proportional to 508,546.44, 762,523.02 and 153,453.96 is: 230,091.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,546.44 : 762,523.02 = 153,453.96 : x
  2. Step 2: Convert to fraction form
    508,546.44/762,523.02 = 153,453.96/x
  3. Step 3: Cross multiply
    508,546.44x = 762,523.02 × 153,453.96
  4. Step 4: Simplify right side
    508,546.44x = 117,012,177,010.16
  5. Step 5: Solve for x
    x = 117,012,177,010.16/508,546.44
  6. Step 6: Final answer
    x = 230,091.43

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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.