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Finding the Fourth Proportional to 437.97, 656.69 and 373

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Solution

The fourth proportional to 437.97, 656.69 and 373 is: 559.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    437.97 : 656.69 = 373 : x
  2. Step 2: Convert to fraction form
    437.97/656.69 = 373/x
  3. Step 3: Cross multiply
    437.97x = 656.69 × 373
  4. Step 4: Simplify right side
    437.97x = 244,945.37
  5. Step 5: Solve for x
    x = 244,945.37/437.97
  6. Step 6: Final answer
    x = 559.27

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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.