Home / 277,500.82-382,631.88-205,008.60

Finding the Fourth Proportional to 277,500.82, 382,631.88 and 205,008.60

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Solution

The fourth proportional to 277,500.82, 382,631.88 and 205,008.60 is: 282,676.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,500.82 : 382,631.88 = 205,008.60 : x
  2. Step 2: Convert to fraction form
    277,500.82/382,631.88 = 205,008.60/x
  3. Step 3: Cross multiply
    277,500.82x = 382,631.88 × 205,008.60
  4. Step 4: Simplify right side
    277,500.82x = 78,442,826,034.17
  5. Step 5: Solve for x
    x = 78,442,826,034.17/277,500.82
  6. Step 6: Final answer
    x = 282,676.02

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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.