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Finding the Fourth Proportional to 259.98, 358.32 and 177.04

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Solution

The fourth proportional to 259.98, 358.32 and 177.04 is: 244.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    259.98 : 358.32 = 177.04 : x
  2. Step 2: Convert to fraction form
    259.98/358.32 = 177.04/x
  3. Step 3: Cross multiply
    259.98x = 358.32 × 177.04
  4. Step 4: Simplify right side
    259.98x = 63,436.97
  5. Step 5: Solve for x
    x = 63,436.97/259.98
  6. Step 6: Final answer
    x = 244.01

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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.