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Finding the Fourth Proportional to 11,660.81, 17,492.22 and 3,341.52

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Solution

The fourth proportional to 11,660.81, 17,492.22 and 3,341.52 is: 5,012.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,660.81 : 17,492.22 = 3,341.52 : x
  2. Step 2: Convert to fraction form
    11,660.81/17,492.22 = 3,341.52/x
  3. Step 3: Cross multiply
    11,660.81x = 17,492.22 × 3,341.52
  4. Step 4: Simplify right side
    11,660.81x = 58,450,602.97
  5. Step 5: Solve for x
    x = 58,450,602.97/11,660.81
  6. Step 6: Final answer
    x = 5,012.57

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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.