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Finding the Fourth Proportional to 590.16, 885.28 and 179.28

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Solution

The fourth proportional to 590.16, 885.28 and 179.28 is: 268.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    590.16 : 885.28 = 179.28 : x
  2. Step 2: Convert to fraction form
    590.16/885.28 = 179.28/x
  3. Step 3: Cross multiply
    590.16x = 885.28 × 179.28
  4. Step 4: Simplify right side
    590.16x = 158,713.00
  5. Step 5: Solve for x
    x = 158,713.00/590.16
  6. Step 6: Final answer
    x = 268.93

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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.