Home / 496,019-742,766.40-327,026.62

Finding the Fourth Proportional to 496,019, 742,766.40 and 327,026.62

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Solution

The fourth proportional to 496,019, 742,766.40 and 327,026.62 is: 489,707.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,019 : 742,766.40 = 327,026.62 : x
  2. Step 2: Convert to fraction form
    496,019/742,766.40 = 327,026.62/x
  3. Step 3: Cross multiply
    496,019x = 742,766.40 × 327,026.62
  4. Step 4: Simplify right side
    496,019x = 242,904,385,241.57
  5. Step 5: Solve for x
    x = 242,904,385,241.57/496,019
  6. Step 6: Final answer
    x = 489,707.82

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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.