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Finding the Fourth Proportional to 1,037.14, 1,431.03 and 594.97

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Solution

The fourth proportional to 1,037.14, 1,431.03 and 594.97 is: 820.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,037.14 : 1,431.03 = 594.97 : x
  2. Step 2: Convert to fraction form
    1,037.14/1,431.03 = 594.97/x
  3. Step 3: Cross multiply
    1,037.14x = 1,431.03 × 594.97
  4. Step 4: Simplify right side
    1,037.14x = 851,419.92
  5. Step 5: Solve for x
    x = 851,419.92/1,037.14
  6. Step 6: Final answer
    x = 820.93

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Why These Related Problems?

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