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Finding the Fourth Proportional to 8,360.33, 12,444.93 and 8,235.80

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Solution

The fourth proportional to 8,360.33, 12,444.93 and 8,235.80 is: 12,259.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,360.33 : 12,444.93 = 8,235.80 : x
  2. Step 2: Convert to fraction form
    8,360.33/12,444.93 = 8,235.80/x
  3. Step 3: Cross multiply
    8,360.33x = 12,444.93 × 8,235.80
  4. Step 4: Simplify right side
    8,360.33x = 102,493,954.49
  5. Step 5: Solve for x
    x = 102,493,954.49/8,360.33
  6. Step 6: Final answer
    x = 12,259.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.