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Finding the Fourth Proportional to 277,891.99, 383,491.20 and 150,567.58

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Solution

The fourth proportional to 277,891.99, 383,491.20 and 150,567.58 is: 207,783.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,891.99 : 383,491.20 = 150,567.58 : x
  2. Step 2: Convert to fraction form
    277,891.99/383,491.20 = 150,567.58/x
  3. Step 3: Cross multiply
    277,891.99x = 383,491.20 × 150,567.58
  4. Step 4: Simplify right side
    277,891.99x = 57,741,343,634.39
  5. Step 5: Solve for x
    x = 57,741,343,634.39/277,891.99
  6. Step 6: Final answer
    x = 207,783.40

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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.