Home / 496,849.86-685,652.78-270,495.36

Finding the Fourth Proportional to 496,849.86, 685,652.78 and 270,495.36

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Solution

The fourth proportional to 496,849.86, 685,652.78 and 270,495.36 is: 373,283.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,849.86 : 685,652.78 = 270,495.36 : x
  2. Step 2: Convert to fraction form
    496,849.86/685,652.78 = 270,495.36/x
  3. Step 3: Cross multiply
    496,849.86x = 685,652.78 × 270,495.36
  4. Step 4: Simplify right side
    496,849.86x = 185,465,894,208.62
  5. Step 5: Solve for x
    x = 185,465,894,208.62/496,849.86
  6. Step 6: Final answer
    x = 373,283.58

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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.