Home / 531,768.75-733,843.17-290,056.52

Finding the Fourth Proportional to 531,768.75, 733,843.17 and 290,056.52

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Solution

The fourth proportional to 531,768.75, 733,843.17 and 290,056.52 is: 400,279.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,768.75 : 733,843.17 = 290,056.52 : x
  2. Step 2: Convert to fraction form
    531,768.75/733,843.17 = 290,056.52/x
  3. Step 3: Cross multiply
    531,768.75x = 733,843.17 × 290,056.52
  4. Step 4: Simplify right side
    531,768.75x = 212,855,992,446.75
  5. Step 5: Solve for x
    x = 212,855,992,446.75/531,768.75
  6. Step 6: Final answer
    x = 400,279.24

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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.