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Finding the Fourth Proportional to 6,336.59, 8,746.81 and 3,818.79

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Solution

The fourth proportional to 6,336.59, 8,746.81 and 3,818.79 is: 5,271.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,336.59 : 8,746.81 = 3,818.79 : x
  2. Step 2: Convert to fraction form
    6,336.59/8,746.81 = 3,818.79/x
  3. Step 3: Cross multiply
    6,336.59x = 8,746.81 × 3,818.79
  4. Step 4: Simplify right side
    6,336.59x = 33,402,221.01
  5. Step 5: Solve for x
    x = 33,402,221.01/6,336.59
  6. Step 6: Final answer
    x = 5,271.33

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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.