Home / 589,911.66-814,147.20-335,301.12

Finding the Fourth Proportional to 589,911.66, 814,147.20 and 335,301.12

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Solution

The fourth proportional to 589,911.66, 814,147.20 and 335,301.12 is: 462,754.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,911.66 : 814,147.20 = 335,301.12 : x
  2. Step 2: Convert to fraction form
    589,911.66/814,147.20 = 335,301.12/x
  3. Step 3: Cross multiply
    589,911.66x = 814,147.20 × 335,301.12
  4. Step 4: Simplify right side
    589,911.66x = 272,984,468,004.86
  5. Step 5: Solve for x
    x = 272,984,468,004.86/589,911.66
  6. Step 6: Final answer
    x = 462,754.83

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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.