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Finding the Fourth Proportional to 8,476.00, 11,692.72 and 7,355.36

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Solution

The fourth proportional to 8,476.00, 11,692.72 and 7,355.36 is: 10,146.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,476.00 : 11,692.72 = 7,355.36 : x
  2. Step 2: Convert to fraction form
    8,476.00/11,692.72 = 7,355.36/x
  3. Step 3: Cross multiply
    8,476.00x = 11,692.72 × 7,355.36
  4. Step 4: Simplify right side
    8,476.00x = 86,004,203.41
  5. Step 5: Solve for x
    x = 86,004,203.41/8,476.00
  6. Step 6: Final answer
    x = 10,146.79

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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.