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Finding the Fourth Proportional to 259.96, 358.56 and 176.94

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Solution

The fourth proportional to 259.96, 358.56 and 176.94 is: 244.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    259.96 : 358.56 = 176.94 : x
  2. Step 2: Convert to fraction form
    259.96/358.56 = 176.94/x
  3. Step 3: Cross multiply
    259.96x = 358.56 × 176.94
  4. Step 4: Simplify right side
    259.96x = 63,443.61
  5. Step 5: Solve for x
    x = 63,443.61/259.96
  6. Step 6: Final answer
    x = 244.05

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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.