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Finding the Fourth Proportional to 3,651.94, 5,473.35 and 1,569.50

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Solution

The fourth proportional to 3,651.94, 5,473.35 and 1,569.50 is: 2,352.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,651.94 : 5,473.35 = 1,569.50 : x
  2. Step 2: Convert to fraction form
    3,651.94/5,473.35 = 1,569.50/x
  3. Step 3: Cross multiply
    3,651.94x = 5,473.35 × 1,569.50
  4. Step 4: Simplify right side
    3,651.94x = 8,590,422.83
  5. Step 5: Solve for x
    x = 8,590,422.83/3,651.94
  6. Step 6: Final answer
    x = 2,352.29

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1.5x scale

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.