Home / 689,940.55-1,034,838.03-184,552.53

Finding the Fourth Proportional to 689,940.55, 1,034,838.03 and 184,552.53

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Solution

The fourth proportional to 689,940.55, 1,034,838.03 and 184,552.53 is: 276,809.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    689,940.55 : 1,034,838.03 = 184,552.53 : x
  2. Step 2: Convert to fraction form
    689,940.55/1,034,838.03 = 184,552.53/x
  3. Step 3: Cross multiply
    689,940.55x = 1,034,838.03 × 184,552.53
  4. Step 4: Simplify right side
    689,940.55x = 190,981,976,576.72
  5. Step 5: Solve for x
    x = 190,981,976,576.72/689,940.55
  6. Step 6: Final answer
    x = 276,809.32

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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.