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Finding the Fourth Proportional to 11,483.52, 17,228.16 and 3,692.16

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Solution

The fourth proportional to 11,483.52, 17,228.16 and 3,692.16 is: 5,539.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,483.52 : 17,228.16 = 3,692.16 : x
  2. Step 2: Convert to fraction form
    11,483.52/17,228.16 = 3,692.16/x
  3. Step 3: Cross multiply
    11,483.52x = 17,228.16 × 3,692.16
  4. Step 4: Simplify right side
    11,483.52x = 63,609,123.23
  5. Step 5: Solve for x
    x = 63,609,123.23/11,483.52
  6. Step 6: Final answer
    x = 5,539.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.