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Finding the Fourth Proportional to 529,639.60, 794,504.76 and 150,561.76

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Solution

The fourth proportional to 529,639.60, 794,504.76 and 150,561.76 is: 225,855.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,639.60 : 794,504.76 = 150,561.76 : x
  2. Step 2: Convert to fraction form
    529,639.60/794,504.76 = 150,561.76/x
  3. Step 3: Cross multiply
    529,639.60x = 794,504.76 × 150,561.76
  4. Step 4: Simplify right side
    529,639.60x = 119,622,034,993.98
  5. Step 5: Solve for x
    x = 119,622,034,993.98/529,639.60
  6. Step 6: Final answer
    x = 225,855.53

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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.