Home / 407,134.60-561,834.83-235,046.76

Finding the Fourth Proportional to 407,134.60, 561,834.83 and 235,046.76

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Solution

The fourth proportional to 407,134.60, 561,834.83 and 235,046.76 is: 324,358.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,134.60 : 561,834.83 = 235,046.76 : x
  2. Step 2: Convert to fraction form
    407,134.60/561,834.83 = 235,046.76/x
  3. Step 3: Cross multiply
    407,134.60x = 561,834.83 × 235,046.76
  4. Step 4: Simplify right side
    407,134.60x = 132,057,458,087.71
  5. Step 5: Solve for x
    x = 132,057,458,087.71/407,134.60
  6. Step 6: Final answer
    x = 324,358.23

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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.