Home / 284,846.30-393,258.46-177,561.70

Finding the Fourth Proportional to 284,846.30, 393,258.46 and 177,561.70

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Solution

The fourth proportional to 284,846.30, 393,258.46 and 177,561.70 is: 245,141.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,846.30 : 393,258.46 = 177,561.70 : x
  2. Step 2: Convert to fraction form
    284,846.30/393,258.46 = 177,561.70/x
  3. Step 3: Cross multiply
    284,846.30x = 393,258.46 × 177,561.70
  4. Step 4: Simplify right side
    284,846.30x = 69,827,640,696.98
  5. Step 5: Solve for x
    x = 69,827,640,696.98/284,846.30
  6. Step 6: Final answer
    x = 245,141.47

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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.