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Finding the Fourth Proportional to 441,318.14, 662,256.96 and 188,600.36

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Solution

The fourth proportional to 441,318.14, 662,256.96 and 188,600.36 is: 283,020.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,318.14 : 662,256.96 = 188,600.36 : x
  2. Step 2: Convert to fraction form
    441,318.14/662,256.96 = 188,600.36/x
  3. Step 3: Cross multiply
    441,318.14x = 662,256.96 × 188,600.36
  4. Step 4: Simplify right side
    441,318.14x = 124,901,901,068.51
  5. Step 5: Solve for x
    x = 124,901,901,068.51/441,318.14
  6. Step 6: Final answer
    x = 283,020.09

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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.