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Finding the Fourth Proportional to 1,418.63, 2,127.54 and 596.75

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Solution

The fourth proportional to 1,418.63, 2,127.54 and 596.75 is: 894.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,418.63 : 2,127.54 = 596.75 : x
  2. Step 2: Convert to fraction form
    1,418.63/2,127.54 = 596.75/x
  3. Step 3: Cross multiply
    1,418.63x = 2,127.54 × 596.75
  4. Step 4: Simplify right side
    1,418.63x = 1,269,609.50
  5. Step 5: Solve for x
    x = 1,269,609.50/1,418.63
  6. Step 6: Final answer
    x = 894.95

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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.