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Finding the Fourth Proportional to 453,799.50, 681,010.29 and 158,311.50

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Solution

The fourth proportional to 453,799.50, 681,010.29 and 158,311.50 is: 237,575.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,799.50 : 681,010.29 = 158,311.50 : x
  2. Step 2: Convert to fraction form
    453,799.50/681,010.29 = 158,311.50/x
  3. Step 3: Cross multiply
    453,799.50x = 681,010.29 × 158,311.50
  4. Step 4: Simplify right side
    453,799.50x = 107,811,760,525.34
  5. Step 5: Solve for x
    x = 107,811,760,525.34/453,799.50
  6. Step 6: Final answer
    x = 237,575.76

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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.