Home / 329,216.75-454,316.27-178,313.75

Finding the Fourth Proportional to 329,216.75, 454,316.27 and 178,313.75

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Solution

The fourth proportional to 329,216.75, 454,316.27 and 178,313.75 is: 246,071.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,216.75 : 454,316.27 = 178,313.75 : x
  2. Step 2: Convert to fraction form
    329,216.75/454,316.27 = 178,313.75/x
  3. Step 3: Cross multiply
    329,216.75x = 454,316.27 × 178,313.75
  4. Step 4: Simplify right side
    329,216.75x = 81,010,834,626.56
  5. Step 5: Solve for x
    x = 81,010,834,626.56/329,216.75
  6. Step 6: Final answer
    x = 246,071.43

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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.