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Finding the Fourth Proportional to 226,995.62, 340,492.51 and 69,223.61

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Solution

The fourth proportional to 226,995.62, 340,492.51 and 69,223.61 is: 103,835.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,995.62 : 340,492.51 = 69,223.61 : x
  2. Step 2: Convert to fraction form
    226,995.62/340,492.51 = 69,223.61/x
  3. Step 3: Cross multiply
    226,995.62x = 340,492.51 × 69,223.61
  4. Step 4: Simplify right side
    226,995.62x = 23,570,120,374.04
  5. Step 5: Solve for x
    x = 23,570,120,374.04/226,995.62
  6. Step 6: Final answer
    x = 103,835.14

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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.