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Finding the Fourth Proportional to 586.55, 879.97 and 175.68

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Solution

The fourth proportional to 586.55, 879.97 and 175.68 is: 263.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    586.55 : 879.97 = 175.68 : x
  2. Step 2: Convert to fraction form
    586.55/879.97 = 175.68/x
  3. Step 3: Cross multiply
    586.55x = 879.97 × 175.68
  4. Step 4: Simplify right side
    586.55x = 154,595.99
  5. Step 5: Solve for x
    x = 154,595.99/586.55
  6. Step 6: Final answer
    x = 263.57

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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.