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Finding the Fourth Proportional to 366,954.20, 550,431.30 and 234,093.95

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Solution

The fourth proportional to 366,954.20, 550,431.30 and 234,093.95 is: 351,140.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,954.20 : 550,431.30 = 234,093.95 : x
  2. Step 2: Convert to fraction form
    366,954.20/550,431.30 = 234,093.95/x
  3. Step 3: Cross multiply
    366,954.20x = 550,431.30 × 234,093.95
  4. Step 4: Simplify right side
    366,954.20x = 128,852,637,220.64
  5. Step 5: Solve for x
    x = 128,852,637,220.64/366,954.20
  6. Step 6: Final answer
    x = 351,140.93

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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.