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Finding the Fourth Proportional to 227,880.20, 314,477.98 and 125,908.01

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Solution

The fourth proportional to 227,880.20, 314,477.98 and 125,908.01 is: 173,754.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,880.20 : 314,477.98 = 125,908.01 : x
  2. Step 2: Convert to fraction form
    227,880.20/314,477.98 = 125,908.01/x
  3. Step 3: Cross multiply
    227,880.20x = 314,477.98 × 125,908.01
  4. Step 4: Simplify right side
    227,880.20x = 39,595,295,942.75
  5. Step 5: Solve for x
    x = 39,595,295,942.75/227,880.20
  6. Step 6: Final answer
    x = 173,754.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.