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Finding the Fourth Proportional to 1,797.39, 2,695.88 and 564.67

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Solution

The fourth proportional to 1,797.39, 2,695.88 and 564.67 is: 846.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,797.39 : 2,695.88 = 564.67 : x
  2. Step 2: Convert to fraction form
    1,797.39/2,695.88 = 564.67/x
  3. Step 3: Cross multiply
    1,797.39x = 2,695.88 × 564.67
  4. Step 4: Simplify right side
    1,797.39x = 1,522,287.34
  5. Step 5: Solve for x
    x = 1,522,287.34/1,797.39
  6. Step 6: Final answer
    x = 846.94

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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.