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Finding the Fourth Proportional to 501.64, 752.84 and 224.08

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Solution

The fourth proportional to 501.64, 752.84 and 224.08 is: 336.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    501.64 : 752.84 = 224.08 : x
  2. Step 2: Convert to fraction form
    501.64/752.84 = 224.08/x
  3. Step 3: Cross multiply
    501.64x = 752.84 × 224.08
  4. Step 4: Simplify right side
    501.64x = 168,695.07
  5. Step 5: Solve for x
    x = 168,695.07/501.64
  6. Step 6: Final answer
    x = 336.29

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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.