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Finding the Fourth Proportional to 431.07, 594.84 and 273.93

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Solution

The fourth proportional to 431.07, 594.84 and 273.93 is: 378.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    431.07 : 594.84 = 273.93 : x
  2. Step 2: Convert to fraction form
    431.07/594.84 = 273.93/x
  3. Step 3: Cross multiply
    431.07x = 594.84 × 273.93
  4. Step 4: Simplify right side
    431.07x = 162,944.52
  5. Step 5: Solve for x
    x = 162,944.52/431.07
  6. Step 6: Final answer
    x = 378.00

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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.