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Finding the Fourth Proportional to 226,912.03, 340,192.72 and 114,534.40

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Solution

The fourth proportional to 226,912.03, 340,192.72 and 114,534.40 is: 171,713.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,912.03 : 340,192.72 = 114,534.40 : x
  2. Step 2: Convert to fraction form
    226,912.03/340,192.72 = 114,534.40/x
  3. Step 3: Cross multiply
    226,912.03x = 340,192.72 × 114,534.40
  4. Step 4: Simplify right side
    226,912.03x = 38,963,768,496.90
  5. Step 5: Solve for x
    x = 38,963,768,496.90/226,912.03
  6. Step 6: Final answer
    x = 171,713.11

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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.