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Finding the Fourth Proportional to 251,599.54, 377,288.51 and 133,243.22

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Solution

The fourth proportional to 251,599.54, 377,288.51 and 133,243.22 is: 199,806.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,599.54 : 377,288.51 = 133,243.22 : x
  2. Step 2: Convert to fraction form
    251,599.54/377,288.51 = 133,243.22/x
  3. Step 3: Cross multiply
    251,599.54x = 377,288.51 × 133,243.22
  4. Step 4: Simplify right side
    251,599.54x = 50,271,135,941.40
  5. Step 5: Solve for x
    x = 50,271,135,941.40/251,599.54
  6. Step 6: Final answer
    x = 199,806.15

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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.