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Finding the Fourth Proportional to 437.01, 655.32 and 162.99

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Solution

The fourth proportional to 437.01, 655.32 and 162.99 is: 244.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    437.01 : 655.32 = 162.99 : x
  2. Step 2: Convert to fraction form
    437.01/655.32 = 162.99/x
  3. Step 3: Cross multiply
    437.01x = 655.32 × 162.99
  4. Step 4: Simplify right side
    437.01x = 106,810.61
  5. Step 5: Solve for x
    x = 106,810.61/437.01
  6. Step 6: Final answer
    x = 244.41

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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.