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Finding the Fourth Proportional to 6,394.24, 8,835.06 and 5,079.52

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Solution

The fourth proportional to 6,394.24, 8,835.06 and 5,079.52 is: 7,018.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,394.24 : 8,835.06 = 5,079.52 : x
  2. Step 2: Convert to fraction form
    6,394.24/8,835.06 = 5,079.52/x
  3. Step 3: Cross multiply
    6,394.24x = 8,835.06 × 5,079.52
  4. Step 4: Simplify right side
    6,394.24x = 44,877,863.97
  5. Step 5: Solve for x
    x = 44,877,863.97/6,394.24
  6. Step 6: Final answer
    x = 7,018.48

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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.