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Finding the Fourth Proportional to 234,820.62, 352,223.64 and 57,328.56

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Solution

The fourth proportional to 234,820.62, 352,223.64 and 57,328.56 is: 85,991.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,820.62 : 352,223.64 = 57,328.56 : x
  2. Step 2: Convert to fraction form
    234,820.62/352,223.64 = 57,328.56/x
  3. Step 3: Cross multiply
    234,820.62x = 352,223.64 × 57,328.56
  4. Step 4: Simplify right side
    234,820.62x = 20,192,474,079.16
  5. Step 5: Solve for x
    x = 20,192,474,079.16/234,820.62
  6. Step 6: Final answer
    x = 85,991.06

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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.