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Finding the Fourth Proportional to 533,001.49, 799,414.66 and 191,374.19

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Solution

The fourth proportional to 533,001.49, 799,414.66 and 191,374.19 is: 287,029.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,001.49 : 799,414.66 = 191,374.19 : x
  2. Step 2: Convert to fraction form
    533,001.49/799,414.66 = 191,374.19/x
  3. Step 3: Cross multiply
    533,001.49x = 799,414.66 × 191,374.19
  4. Step 4: Simplify right side
    533,001.49x = 152,987,334,551.73
  5. Step 5: Solve for x
    x = 152,987,334,551.73/533,001.49
  6. Step 6: Final answer
    x = 287,029.85

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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.