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Finding the Fourth Proportional to 503,016.25, 754,599.41 and 166,092.50

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Solution

The fourth proportional to 503,016.25, 754,599.41 and 166,092.50 is: 249,163.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,016.25 : 754,599.41 = 166,092.50 : x
  2. Step 2: Convert to fraction form
    503,016.25/754,599.41 = 166,092.50/x
  3. Step 3: Cross multiply
    503,016.25x = 754,599.41 × 166,092.50
  4. Step 4: Simplify right side
    503,016.25x = 125,333,302,505.43
  5. Step 5: Solve for x
    x = 125,333,302,505.43/503,016.25
  6. Step 6: Final answer
    x = 249,163.53

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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.