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Finding the Fourth Proportional to 6,355.81, 8,769.02 and 3,666.67

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Solution

The fourth proportional to 6,355.81, 8,769.02 and 3,666.67 is: 5,058.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,355.81 : 8,769.02 = 3,666.67 : x
  2. Step 2: Convert to fraction form
    6,355.81/8,769.02 = 3,666.67/x
  3. Step 3: Cross multiply
    6,355.81x = 8,769.02 × 3,666.67
  4. Step 4: Simplify right side
    6,355.81x = 32,153,102.56
  5. Step 5: Solve for x
    x = 32,153,102.56/6,355.81
  6. Step 6: Final answer
    x = 5,058.85

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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.