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Finding the Fourth Proportional to 894.02, 1,233.77 and 544.50

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Solution

The fourth proportional to 894.02, 1,233.77 and 544.50 is: 751.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    894.02 : 1,233.77 = 544.50 : x
  2. Step 2: Convert to fraction form
    894.02/1,233.77 = 544.50/x
  3. Step 3: Cross multiply
    894.02x = 1,233.77 × 544.50
  4. Step 4: Simplify right side
    894.02x = 671,787.77
  5. Step 5: Solve for x
    x = 671,787.77/894.02
  6. Step 6: Final answer
    x = 751.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.