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Finding the Fourth Proportional to 6,079, 8,388.81 and 3,426.25

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Solution

The fourth proportional to 6,079, 8,388.81 and 3,426.25 is: 4,728.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,079 : 8,388.81 = 3,426.25 : x
  2. Step 2: Convert to fraction form
    6,079/8,388.81 = 3,426.25/x
  3. Step 3: Cross multiply
    6,079x = 8,388.81 × 3,426.25
  4. Step 4: Simplify right side
    6,079x = 28,742,160.26
  5. Step 5: Solve for x
    x = 28,742,160.26/6,079
  6. Step 6: Final answer
    x = 4,728.11

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1.5x scale

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.