Home / 439,266.92-658,997.09-186,763.42

Finding the Fourth Proportional to 439,266.92, 658,997.09 and 186,763.42

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Solution

The fourth proportional to 439,266.92, 658,997.09 and 186,763.42 is: 280,186.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,266.92 : 658,997.09 = 186,763.42 : x
  2. Step 2: Convert to fraction form
    439,266.92/658,997.09 = 186,763.42/x
  3. Step 3: Cross multiply
    439,266.92x = 658,997.09 × 186,763.42
  4. Step 4: Simplify right side
    439,266.92x = 123,076,551,414.01
  5. Step 5: Solve for x
    x = 123,076,551,414.01/439,266.92
  6. Step 6: Final answer
    x = 280,186.25

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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.