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Finding the Fourth Proportional to 1,046.36, 1,444 and 604.28

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Solution

The fourth proportional to 1,046.36, 1,444 and 604.28 is: 833.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,046.36 : 1,444 = 604.28 : x
  2. Step 2: Convert to fraction form
    1,046.36/1,444 = 604.28/x
  3. Step 3: Cross multiply
    1,046.36x = 1,444 × 604.28
  4. Step 4: Simplify right side
    1,046.36x = 872,580.32
  5. Step 5: Solve for x
    x = 872,580.32/1,046.36
  6. Step 6: Final answer
    x = 833.92

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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.