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Finding the Fourth Proportional to 292.51, 437.75 and 234.59

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Solution

The fourth proportional to 292.51, 437.75 and 234.59 is: 351.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    292.51 : 437.75 = 234.59 : x
  2. Step 2: Convert to fraction form
    292.51/437.75 = 234.59/x
  3. Step 3: Cross multiply
    292.51x = 437.75 × 234.59
  4. Step 4: Simplify right side
    292.51x = 102,690.60
  5. Step 5: Solve for x
    x = 102,690.60/292.51
  6. Step 6: Final answer
    x = 351.07

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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.