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Finding the Fourth Proportional to 277,891.59, 383,490.50 and 150,567.19

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Solution

The fourth proportional to 277,891.59, 383,490.50 and 150,567.19 is: 207,782.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,891.59 : 383,490.50 = 150,567.19 : x
  2. Step 2: Convert to fraction form
    277,891.59/383,490.50 = 150,567.19/x
  3. Step 3: Cross multiply
    277,891.59x = 383,490.50 × 150,567.19
  4. Step 4: Simplify right side
    277,891.59x = 57,741,085,265.13
  5. Step 5: Solve for x
    x = 57,741,085,265.13/277,891.59
  6. Step 6: Final answer
    x = 207,782.77

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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.