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Finding the Fourth Proportional to 503,214.75, 754,273.13 and 247,223.52

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Solution

The fourth proportional to 503,214.75, 754,273.13 and 247,223.52 is: 370,565.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,214.75 : 754,273.13 = 247,223.52 : x
  2. Step 2: Convert to fraction form
    503,214.75/754,273.13 = 247,223.52/x
  3. Step 3: Cross multiply
    503,214.75x = 754,273.13 × 247,223.52
  4. Step 4: Simplify right side
    503,214.75x = 186,474,057,003.90
  5. Step 5: Solve for x
    x = 186,474,057,003.90/503,214.75
  6. Step 6: Final answer
    x = 370,565.56

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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.