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Finding the Fourth Proportional to 4,793, 6,612.72 and 2,904.08

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Solution

The fourth proportional to 4,793, 6,612.72 and 2,904.08 is: 4,006.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,793 : 6,612.72 = 2,904.08 : x
  2. Step 2: Convert to fraction form
    4,793/6,612.72 = 2,904.08/x
  3. Step 3: Cross multiply
    4,793x = 6,612.72 × 2,904.08
  4. Step 4: Simplify right side
    4,793x = 19,203,867.90
  5. Step 5: Solve for x
    x = 19,203,867.90/4,793
  6. Step 6: Final answer
    x = 4,006.65

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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.