Home / 392,582.58-541,764.05-213,734.58

Finding the Fourth Proportional to 392,582.58, 541,764.05 and 213,734.58

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Solution

The fourth proportional to 392,582.58, 541,764.05 and 213,734.58 is: 294,953.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    392,582.58 : 541,764.05 = 213,734.58 : x
  2. Step 2: Convert to fraction form
    392,582.58/541,764.05 = 213,734.58/x
  3. Step 3: Cross multiply
    392,582.58x = 541,764.05 × 213,734.58
  4. Step 4: Simplify right side
    392,582.58x = 115,793,711,685.85
  5. Step 5: Solve for x
    x = 115,793,711,685.85/392,582.58
  6. Step 6: Final answer
    x = 294,953.77

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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.