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Finding the Fourth Proportional to 697.34, 1,044.62 and 332.48

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Solution

The fourth proportional to 697.34, 1,044.62 and 332.48 is: 498.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    697.34 : 1,044.62 = 332.48 : x
  2. Step 2: Convert to fraction form
    697.34/1,044.62 = 332.48/x
  3. Step 3: Cross multiply
    697.34x = 1,044.62 × 332.48
  4. Step 4: Simplify right side
    697.34x = 347,315.26
  5. Step 5: Solve for x
    x = 347,315.26/697.34
  6. Step 6: Final answer
    x = 498.06

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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.