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Finding the Fourth Proportional to 362,371.60, 543,003.18 and 151,894.72

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Solution

The fourth proportional to 362,371.60, 543,003.18 and 151,894.72 is: 227,609.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,371.60 : 543,003.18 = 151,894.72 : x
  2. Step 2: Convert to fraction form
    362,371.60/543,003.18 = 151,894.72/x
  3. Step 3: Cross multiply
    362,371.60x = 543,003.18 × 151,894.72
  4. Step 4: Simplify right side
    362,371.60x = 82,479,315,985.21
  5. Step 5: Solve for x
    x = 82,479,315,985.21/362,371.60
  6. Step 6: Final answer
    x = 227,609.77

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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.