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Finding the Fourth Proportional to 1,014, 1,399.60 and 600.24

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Solution

The fourth proportional to 1,014, 1,399.60 and 600.24 is: 828.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014 : 1,399.60 = 600.24 : x
  2. Step 2: Convert to fraction form
    1,014/1,399.60 = 600.24/x
  3. Step 3: Cross multiply
    1,014x = 1,399.60 × 600.24
  4. Step 4: Simplify right side
    1,014x = 840,095.90
  5. Step 5: Solve for x
    x = 840,095.90/1,014
  6. Step 6: Final answer
    x = 828.50

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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.