Home / 347,237.16-479,184.68-196,339.56

Finding the Fourth Proportional to 347,237.16, 479,184.68 and 196,339.56

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Solution

The fourth proportional to 347,237.16, 479,184.68 and 196,339.56 is: 270,947.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,237.16 : 479,184.68 = 196,339.56 : x
  2. Step 2: Convert to fraction form
    347,237.16/479,184.68 = 196,339.56/x
  3. Step 3: Cross multiply
    347,237.16x = 479,184.68 × 196,339.56
  4. Step 4: Simplify right side
    347,237.16x = 94,082,909,229.94
  5. Step 5: Solve for x
    x = 94,082,909,229.94/347,237.16
  6. Step 6: Final answer
    x = 270,947.12

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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.