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Finding the Fourth Proportional to 6,302.82, 9,392.79 and 6,112.79

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Solution

The fourth proportional to 6,302.82, 9,392.79 and 6,112.79 is: 9,109.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,302.82 : 9,392.79 = 6,112.79 : x
  2. Step 2: Convert to fraction form
    6,302.82/9,392.79 = 6,112.79/x
  3. Step 3: Cross multiply
    6,302.82x = 9,392.79 × 6,112.79
  4. Step 4: Simplify right side
    6,302.82x = 57,416,152.78
  5. Step 5: Solve for x
    x = 57,416,152.78/6,302.82
  6. Step 6: Final answer
    x = 9,109.60

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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.