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Finding the Fourth Proportional to 468,716.08, 703,107.14 and 231,995.20

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Solution

The fourth proportional to 468,716.08, 703,107.14 and 231,995.20 is: 348,009.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,716.08 : 703,107.14 = 231,995.20 : x
  2. Step 2: Convert to fraction form
    468,716.08/703,107.14 = 231,995.20/x
  3. Step 3: Cross multiply
    468,716.08x = 703,107.14 × 231,995.20
  4. Step 4: Simplify right side
    468,716.08x = 163,117,481,565.73
  5. Step 5: Solve for x
    x = 163,117,481,565.73/468,716.08
  6. Step 6: Final answer
    x = 348,009.14

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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.