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Finding the Fourth Proportional to 283,674.58, 425,548.76 and 103,731.98

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Solution

The fourth proportional to 283,674.58, 425,548.76 and 103,731.98 is: 155,611.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,674.58 : 425,548.76 = 103,731.98 : x
  2. Step 2: Convert to fraction form
    283,674.58/425,548.76 = 103,731.98/x
  3. Step 3: Cross multiply
    283,674.58x = 425,548.76 × 103,731.98
  4. Step 4: Simplify right side
    283,674.58x = 44,143,016,006.56
  5. Step 5: Solve for x
    x = 44,143,016,006.56/283,674.58
  6. Step 6: Final answer
    x = 155,611.46

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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.