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Finding the Fourth Proportional to 697.37, 1,044.16 and 501.89

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Solution

The fourth proportional to 697.37, 1,044.16 and 501.89 is: 751.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    697.37 : 1,044.16 = 501.89 : x
  2. Step 2: Convert to fraction form
    697.37/1,044.16 = 501.89/x
  3. Step 3: Cross multiply
    697.37x = 1,044.16 × 501.89
  4. Step 4: Simplify right side
    697.37x = 524,046.99
  5. Step 5: Solve for x
    x = 524,046.99/697.37
  6. Step 6: Final answer
    x = 751.47

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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.