Home / 277,453.68-383,144.82-204,214.47

Finding the Fourth Proportional to 277,453.68, 383,144.82 and 204,214.47

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Solution

The fourth proportional to 277,453.68, 383,144.82 and 204,214.47 is: 282,006.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,453.68 : 383,144.82 = 204,214.47 : x
  2. Step 2: Convert to fraction form
    277,453.68/383,144.82 = 204,214.47/x
  3. Step 3: Cross multiply
    277,453.68x = 383,144.82 × 204,214.47
  4. Step 4: Simplify right side
    277,453.68x = 78,243,714,370.61
  5. Step 5: Solve for x
    x = 78,243,714,370.61/277,453.68
  6. Step 6: Final answer
    x = 282,006.40

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1.5x scale

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.