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Finding the Fourth Proportional to 356,599.92, 534,539.60 and 223,573.52

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Solution

The fourth proportional to 356,599.92, 534,539.60 and 223,573.52 is: 335,134.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,599.92 : 534,539.60 = 223,573.52 : x
  2. Step 2: Convert to fraction form
    356,599.92/534,539.60 = 223,573.52/x
  3. Step 3: Cross multiply
    356,599.92x = 534,539.60 × 223,573.52
  4. Step 4: Simplify right side
    356,599.92x = 119,508,899,951.39
  5. Step 5: Solve for x
    x = 119,508,899,951.39/356,599.92
  6. Step 6: Final answer
    x = 335,134.40

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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.