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Finding the Fourth Proportional to 3,047.90, 4,564.54 and 1,933.44

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Solution

The fourth proportional to 3,047.90, 4,564.54 and 1,933.44 is: 2,895.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,047.90 : 4,564.54 = 1,933.44 : x
  2. Step 2: Convert to fraction form
    3,047.90/4,564.54 = 1,933.44/x
  3. Step 3: Cross multiply
    3,047.90x = 4,564.54 × 1,933.44
  4. Step 4: Simplify right side
    3,047.90x = 8,825,264.22
  5. Step 5: Solve for x
    x = 8,825,264.22/3,047.90
  6. Step 6: Final answer
    x = 2,895.52

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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.