Home / 605,784.68-835,836.03-344,081.76

Finding the Fourth Proportional to 605,784.68, 835,836.03 and 344,081.76

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Solution

The fourth proportional to 605,784.68, 835,836.03 and 344,081.76 is: 474,749.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,784.68 : 835,836.03 = 344,081.76 : x
  2. Step 2: Convert to fraction form
    605,784.68/835,836.03 = 344,081.76/x
  3. Step 3: Cross multiply
    605,784.68x = 835,836.03 × 344,081.76
  4. Step 4: Simplify right side
    605,784.68x = 287,595,932,273.81
  5. Step 5: Solve for x
    x = 287,595,932,273.81/605,784.68
  6. Step 6: Final answer
    x = 474,749.44

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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.