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Finding the Fourth Proportional to 430,208.95, 593,663.96 and 239,218.24

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Solution

The fourth proportional to 430,208.95, 593,663.96 and 239,218.24 is: 330,107.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,208.95 : 593,663.96 = 239,218.24 : x
  2. Step 2: Convert to fraction form
    430,208.95/593,663.96 = 239,218.24/x
  3. Step 3: Cross multiply
    430,208.95x = 593,663.96 × 239,218.24
  4. Step 4: Simplify right side
    430,208.95x = 142,015,246,776.52
  5. Step 5: Solve for x
    x = 142,015,246,776.52/430,208.95
  6. Step 6: Final answer
    x = 330,107.61

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.