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Finding the Fourth Proportional to 5,001.32, 6,901.92 and 3,236

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Solution

The fourth proportional to 5,001.32, 6,901.92 and 3,236 is: 4,465.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,001.32 : 6,901.92 = 3,236 : x
  2. Step 2: Convert to fraction form
    5,001.32/6,901.92 = 3,236/x
  3. Step 3: Cross multiply
    5,001.32x = 6,901.92 × 3,236
  4. Step 4: Simplify right side
    5,001.32x = 22,334,613.12
  5. Step 5: Solve for x
    x = 22,334,613.12/5,001.32
  6. Step 6: Final answer
    x = 4,465.74

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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.