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Finding the Fourth Proportional to 4,738.78, 7,092.36 and 3,565.93

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Solution

The fourth proportional to 4,738.78, 7,092.36 and 3,565.93 is: 5,337.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,738.78 : 7,092.36 = 3,565.93 : x
  2. Step 2: Convert to fraction form
    4,738.78/7,092.36 = 3,565.93/x
  3. Step 3: Cross multiply
    4,738.78x = 7,092.36 × 3,565.93
  4. Step 4: Simplify right side
    4,738.78x = 25,290,859.29
  5. Step 5: Solve for x
    x = 25,290,859.29/4,738.78
  6. Step 6: Final answer
    x = 5,337.00

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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.