Home / 683,902.82-943,789.04-373,811.81

Finding the Fourth Proportional to 683,902.82, 943,789.04 and 373,811.81

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Solution

The fourth proportional to 683,902.82, 943,789.04 and 373,811.81 is: 515,862.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,902.82 : 943,789.04 = 373,811.81 : x
  2. Step 2: Convert to fraction form
    683,902.82/943,789.04 = 373,811.81/x
  3. Step 3: Cross multiply
    683,902.82x = 943,789.04 × 373,811.81
  4. Step 4: Simplify right side
    683,902.82x = 352,799,485,516.15
  5. Step 5: Solve for x
    x = 352,799,485,516.15/683,902.82
  6. Step 6: Final answer
    x = 515,862.01

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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.