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Finding the Fourth Proportional to 468,715.58, 703,106.39 and 231,994.70

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Solution

The fourth proportional to 468,715.58, 703,106.39 and 231,994.70 is: 348,008.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,715.58 : 703,106.39 = 231,994.70 : x
  2. Step 2: Convert to fraction form
    468,715.58/703,106.39 = 231,994.70/x
  3. Step 3: Cross multiply
    468,715.58x = 703,106.39 × 231,994.70
  4. Step 4: Simplify right side
    468,715.58x = 163,116,951,340.63
  5. Step 5: Solve for x
    x = 163,116,951,340.63/468,715.58
  6. Step 6: Final answer
    x = 348,008.39

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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.