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Finding the Fourth Proportional to 4,634, 6,395 and 2,538.32

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Solution

The fourth proportional to 4,634, 6,395 and 2,538.32 is: 3,502.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,634 : 6,395 = 2,538.32 : x
  2. Step 2: Convert to fraction form
    4,634/6,395 = 2,538.32/x
  3. Step 3: Cross multiply
    4,634x = 6,395 × 2,538.32
  4. Step 4: Simplify right side
    4,634x = 16,232,556.40
  5. Step 5: Solve for x
    x = 16,232,556.40/4,634
  6. Step 6: Final answer
    x = 3,502.93

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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.