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Finding the Fourth Proportional to 606.04, 909.04 and 173.24

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Solution

The fourth proportional to 606.04, 909.04 and 173.24 is: 259.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    606.04 : 909.04 = 173.24 : x
  2. Step 2: Convert to fraction form
    606.04/909.04 = 173.24/x
  3. Step 3: Cross multiply
    606.04x = 909.04 × 173.24
  4. Step 4: Simplify right side
    606.04x = 157,482.09
  5. Step 5: Solve for x
    x = 157,482.09/606.04
  6. Step 6: Final answer
    x = 259.85

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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.