Home / 361,109.06-498,324.36-199,960.67

Finding the Fourth Proportional to 361,109.06, 498,324.36 and 199,960.67

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Solution

The fourth proportional to 361,109.06, 498,324.36 and 199,960.67 is: 275,942.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,109.06 : 498,324.36 = 199,960.67 : x
  2. Step 2: Convert to fraction form
    361,109.06/498,324.36 = 199,960.67/x
  3. Step 3: Cross multiply
    361,109.06x = 498,324.36 × 199,960.67
  4. Step 4: Simplify right side
    361,109.06x = 99,645,270,411.30
  5. Step 5: Solve for x
    x = 99,645,270,411.30/361,109.06
  6. Step 6: Final answer
    x = 275,942.32

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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.