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Finding the Fourth Proportional to 518,294.53, 777,787.39 and 237,667.33

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Solution

The fourth proportional to 518,294.53, 777,787.39 and 237,667.33 is: 356,659.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    518,294.53 : 777,787.39 = 237,667.33 : x
  2. Step 2: Convert to fraction form
    518,294.53/777,787.39 = 237,667.33/x
  3. Step 3: Cross multiply
    518,294.53x = 777,787.39 × 237,667.33
  4. Step 4: Simplify right side
    518,294.53x = 184,854,647,805.86
  5. Step 5: Solve for x
    x = 184,854,647,805.86/518,294.53
  6. Step 6: Final answer
    x = 356,659.46

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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.