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Finding the Fourth Proportional to 4,635.92, 6,383.40 and 4,264.40

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Solution

The fourth proportional to 4,635.92, 6,383.40 and 4,264.40 is: 5,871.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,635.92 : 6,383.40 = 4,264.40 : x
  2. Step 2: Convert to fraction form
    4,635.92/6,383.40 = 4,264.40/x
  3. Step 3: Cross multiply
    4,635.92x = 6,383.40 × 4,264.40
  4. Step 4: Simplify right side
    4,635.92x = 27,221,370.96
  5. Step 5: Solve for x
    x = 27,221,370.96/4,635.92
  6. Step 6: Final answer
    x = 5,871.84

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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.