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Finding the Fourth Proportional to 616.16, 923.93 and 226.08

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Solution

The fourth proportional to 616.16, 923.93 and 226.08 is: 339.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    616.16 : 923.93 = 226.08 : x
  2. Step 2: Convert to fraction form
    616.16/923.93 = 226.08/x
  3. Step 3: Cross multiply
    616.16x = 923.93 × 226.08
  4. Step 4: Simplify right side
    616.16x = 208,880.96
  5. Step 5: Solve for x
    x = 208,880.96/616.16
  6. Step 6: Final answer
    x = 339.01

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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.