Home / 451,943.52-623,678.94-250,739.52

Finding the Fourth Proportional to 451,943.52, 623,678.94 and 250,739.52

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Solution

The fourth proportional to 451,943.52, 623,678.94 and 250,739.52 is: 346,018.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,943.52 : 623,678.94 = 250,739.52 : x
  2. Step 2: Convert to fraction form
    451,943.52/623,678.94 = 250,739.52/x
  3. Step 3: Cross multiply
    451,943.52x = 623,678.94 × 250,739.52
  4. Step 4: Simplify right side
    451,943.52x = 156,380,958,049.71
  5. Step 5: Solve for x
    x = 156,380,958,049.71/451,943.52
  6. Step 6: Final answer
    x = 346,018.81

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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.