Home / 277,605.20-383,090.64-150,279.68

Finding the Fourth Proportional to 277,605.20, 383,090.64 and 150,279.68

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Solution

The fourth proportional to 277,605.20, 383,090.64 and 150,279.68 is: 207,383.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,605.20 : 383,090.64 = 150,279.68 : x
  2. Step 2: Convert to fraction form
    277,605.20/383,090.64 = 150,279.68/x
  3. Step 3: Cross multiply
    277,605.20x = 383,090.64 × 150,279.68
  4. Step 4: Simplify right side
    277,605.20x = 57,570,738,790.20
  5. Step 5: Solve for x
    x = 57,570,738,790.20/277,605.20
  6. Step 6: Final answer
    x = 207,383.50

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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.