Home / 372,932.70-514,629.27-203,166.30

Finding the Fourth Proportional to 372,932.70, 514,629.27 and 203,166.30

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Solution

The fourth proportional to 372,932.70, 514,629.27 and 203,166.30 is: 280,359.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,932.70 : 514,629.27 = 203,166.30 : x
  2. Step 2: Convert to fraction form
    372,932.70/514,629.27 = 203,166.30/x
  3. Step 3: Cross multiply
    372,932.70x = 514,629.27 × 203,166.30
  4. Step 4: Simplify right side
    372,932.70x = 104,555,324,657.60
  5. Step 5: Solve for x
    x = 104,555,324,657.60/372,932.70
  6. Step 6: Final answer
    x = 280,359.77

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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.