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Finding the Fourth Proportional to 664,529.58, 996,808.50 and 238,093.20

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Solution

The fourth proportional to 664,529.58, 996,808.50 and 238,093.20 is: 357,144.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,529.58 : 996,808.50 = 238,093.20 : x
  2. Step 2: Convert to fraction form
    664,529.58/996,808.50 = 238,093.20/x
  3. Step 3: Cross multiply
    664,529.58x = 996,808.50 × 238,093.20
  4. Step 4: Simplify right side
    664,529.58x = 237,333,325,552.20
  5. Step 5: Solve for x
    x = 237,333,325,552.20/664,529.58
  6. Step 6: Final answer
    x = 357,144.86

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.