Home / 589,170.52-813,090.17-443,719.77

Finding the Fourth Proportional to 589,170.52, 813,090.17 and 443,719.77

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Solution

The fourth proportional to 589,170.52, 813,090.17 and 443,719.77 is: 612,359.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,170.52 : 813,090.17 = 443,719.77 : x
  2. Step 2: Convert to fraction form
    589,170.52/813,090.17 = 443,719.77/x
  3. Step 3: Cross multiply
    589,170.52x = 813,090.17 × 443,719.77
  4. Step 4: Simplify right side
    589,170.52x = 360,784,183,221.66
  5. Step 5: Solve for x
    x = 360,784,183,221.66/589,170.52
  6. Step 6: Final answer
    x = 612,359.53

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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.