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Finding the Fourth Proportional to 597.12, 895.77 and 272.49

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Solution

The fourth proportional to 597.12, 895.77 and 272.49 is: 408.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    597.12 : 895.77 = 272.49 : x
  2. Step 2: Convert to fraction form
    597.12/895.77 = 272.49/x
  3. Step 3: Cross multiply
    597.12x = 895.77 × 272.49
  4. Step 4: Simplify right side
    597.12x = 244,088.37
  5. Step 5: Solve for x
    x = 244,088.37/597.12
  6. Step 6: Final answer
    x = 408.78

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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.