Home / 589,410.27-884,154.29-215,695.71

Finding the Fourth Proportional to 589,410.27, 884,154.29 and 215,695.71

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Solution

The fourth proportional to 589,410.27, 884,154.29 and 215,695.71 is: 323,557.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,410.27 : 884,154.29 = 215,695.71 : x
  2. Step 2: Convert to fraction form
    589,410.27/884,154.29 = 215,695.71/x
  3. Step 3: Cross multiply
    589,410.27x = 884,154.29 × 215,695.71
  4. Step 4: Simplify right side
    589,410.27x = 190,708,286,252.62
  5. Step 5: Solve for x
    x = 190,708,286,252.62/589,410.27
  6. Step 6: Final answer
    x = 323,557.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.