Home / 683,666.33-1,024,872.55-262,625.09

Finding the Fourth Proportional to 683,666.33, 1,024,872.55 and 262,625.09

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Solution

The fourth proportional to 683,666.33, 1,024,872.55 and 262,625.09 is: 393,696.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,666.33 : 1,024,872.55 = 262,625.09 : x
  2. Step 2: Convert to fraction form
    683,666.33/1,024,872.55 = 262,625.09/x
  3. Step 3: Cross multiply
    683,666.33x = 1,024,872.55 × 262,625.09
  4. Step 4: Simplify right side
    683,666.33x = 269,157,239,901.35
  5. Step 5: Solve for x
    x = 269,157,239,901.35/683,666.33
  6. Step 6: Final answer
    x = 393,696.79

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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.