Home / 451,983.37-623,744.70-248,053.26

Finding the Fourth Proportional to 451,983.37, 623,744.70 and 248,053.26

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Solution

The fourth proportional to 451,983.37, 623,744.70 and 248,053.26 is: 342,317.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,983.37 : 623,744.70 = 248,053.26 : x
  2. Step 2: Convert to fraction form
    451,983.37/623,744.70 = 248,053.26/x
  3. Step 3: Cross multiply
    451,983.37x = 623,744.70 × 248,053.26
  4. Step 4: Simplify right side
    451,983.37x = 154,721,906,242.72
  5. Step 5: Solve for x
    x = 154,721,906,242.72/451,983.37
  6. Step 6: Final answer
    x = 342,317.70

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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.