Home / 527,101.14-789,823.83-407,451.27

Finding the Fourth Proportional to 527,101.14, 789,823.83 and 407,451.27

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Solution

The fourth proportional to 527,101.14, 789,823.83 and 407,451.27 is: 610,536.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,101.14 : 789,823.83 = 407,451.27 : x
  2. Step 2: Convert to fraction form
    527,101.14/789,823.83 = 407,451.27/x
  3. Step 3: Cross multiply
    527,101.14x = 789,823.83 × 407,451.27
  4. Step 4: Simplify right side
    527,101.14x = 321,814,722,609.76
  5. Step 5: Solve for x
    x = 321,814,722,609.76/527,101.14
  6. Step 6: Final answer
    x = 610,536.95

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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.