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Finding the Fourth Proportional to 596.90, 895.65 and 272.22

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Solution

The fourth proportional to 596.90, 895.65 and 272.22 is: 408.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    596.90 : 895.65 = 272.22 : x
  2. Step 2: Convert to fraction form
    596.90/895.65 = 272.22/x
  3. Step 3: Cross multiply
    596.90x = 895.65 × 272.22
  4. Step 4: Simplify right side
    596.90x = 243,813.84
  5. Step 5: Solve for x
    x = 243,813.84/596.90
  6. Step 6: Final answer
    x = 408.47

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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.