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Finding the Fourth Proportional to 503,321.93, 754,885.42 and 195,573.38

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Solution

The fourth proportional to 503,321.93, 754,885.42 and 195,573.38 is: 293,322.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,321.93 : 754,885.42 = 195,573.38 : x
  2. Step 2: Convert to fraction form
    503,321.93/754,885.42 = 195,573.38/x
  3. Step 3: Cross multiply
    503,321.93x = 754,885.42 × 195,573.38
  4. Step 4: Simplify right side
    503,321.93x = 147,635,493,102.12
  5. Step 5: Solve for x
    x = 147,635,493,102.12/503,321.93
  6. Step 6: Final answer
    x = 293,322.19

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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.