Home / 339,521.72-468,548.33-186,558.69

Finding the Fourth Proportional to 339,521.72, 468,548.33 and 186,558.69

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Solution

The fourth proportional to 339,521.72, 468,548.33 and 186,558.69 is: 257,455.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,521.72 : 468,548.33 = 186,558.69 : x
  2. Step 2: Convert to fraction form
    339,521.72/468,548.33 = 186,558.69/x
  3. Step 3: Cross multiply
    339,521.72x = 468,548.33 × 186,558.69
  4. Step 4: Simplify right side
    339,521.72x = 87,411,763,112.88
  5. Step 5: Solve for x
    x = 87,411,763,112.88/339,521.72
  6. Step 6: Final answer
    x = 257,455.59

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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.