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Finding the Fourth Proportional to 259,234.93, 390,252.89 and 233,165.23

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Solution

The fourth proportional to 259,234.93, 390,252.89 and 233,165.23 is: 351,007.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,234.93 : 390,252.89 = 233,165.23 : x
  2. Step 2: Convert to fraction form
    259,234.93/390,252.89 = 233,165.23/x
  3. Step 3: Cross multiply
    259,234.93x = 390,252.89 × 233,165.23
  4. Step 4: Simplify right side
    259,234.93x = 90,993,405,345.91
  5. Step 5: Solve for x
    x = 90,993,405,345.91/259,234.93
  6. Step 6: Final answer
    x = 351,007.50

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These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.