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Finding the Fourth Proportional to 8,594.34, 11,865.90 and 6,601.33

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Solution

The fourth proportional to 8,594.34, 11,865.90 and 6,601.33 is: 9,114.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,594.34 : 11,865.90 = 6,601.33 : x
  2. Step 2: Convert to fraction form
    8,594.34/11,865.90 = 6,601.33/x
  3. Step 3: Cross multiply
    8,594.34x = 11,865.90 × 6,601.33
  4. Step 4: Simplify right side
    8,594.34x = 78,330,721.65
  5. Step 5: Solve for x
    x = 78,330,721.65/8,594.34
  6. Step 6: Final answer
    x = 9,114.22

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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.