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Finding the Fourth Proportional to 580,454.40, 801,194.56 and 351,012

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Solution

The fourth proportional to 580,454.40, 801,194.56 and 351,012 is: 484,497.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,454.40 : 801,194.56 = 351,012 : x
  2. Step 2: Convert to fraction form
    580,454.40/801,194.56 = 351,012/x
  3. Step 3: Cross multiply
    580,454.40x = 801,194.56 × 351,012
  4. Step 4: Simplify right side
    580,454.40x = 281,228,904,894.72
  5. Step 5: Solve for x
    x = 281,228,904,894.72/580,454.40
  6. Step 6: Final answer
    x = 484,497.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.