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Finding the Fourth Proportional to 2,435.77, 3,656.13 and 1,743.22

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Solution

The fourth proportional to 2,435.77, 3,656.13 and 1,743.22 is: 2,616.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,435.77 : 3,656.13 = 1,743.22 : x
  2. Step 2: Convert to fraction form
    2,435.77/3,656.13 = 1,743.22/x
  3. Step 3: Cross multiply
    2,435.77x = 3,656.13 × 1,743.22
  4. Step 4: Simplify right side
    2,435.77x = 6,373,438.94
  5. Step 5: Solve for x
    x = 6,373,438.94/2,435.77
  6. Step 6: Final answer
    x = 2,616.60

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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.