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Finding the Fourth Proportional to 495.24, 741.78 and 332.16

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Solution

The fourth proportional to 495.24, 741.78 and 332.16 is: 497.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    495.24 : 741.78 = 332.16 : x
  2. Step 2: Convert to fraction form
    495.24/741.78 = 332.16/x
  3. Step 3: Cross multiply
    495.24x = 741.78 × 332.16
  4. Step 4: Simplify right side
    495.24x = 246,389.64
  5. Step 5: Solve for x
    x = 246,389.64/495.24
  6. Step 6: Final answer
    x = 497.52

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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.