Home / 339,739.45-468,828.49-186,776.53

Finding the Fourth Proportional to 339,739.45, 468,828.49 and 186,776.53

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Solution

The fourth proportional to 339,739.45, 468,828.49 and 186,776.53 is: 257,745.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,739.45 : 468,828.49 = 186,776.53 : x
  2. Step 2: Convert to fraction form
    339,739.45/468,828.49 = 186,776.53/x
  3. Step 3: Cross multiply
    339,739.45x = 468,828.49 × 186,776.53
  4. Step 4: Simplify right side
    339,739.45x = 87,566,159,232.47
  5. Step 5: Solve for x
    x = 87,566,159,232.47/339,739.45
  6. Step 6: Final answer
    x = 257,745.04

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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.