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Finding the Fourth Proportional to 277,239.03, 382,590.29 and 149,914.64

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Solution

The fourth proportional to 277,239.03, 382,590.29 and 149,914.64 is: 206,882.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,239.03 : 382,590.29 = 149,914.64 : x
  2. Step 2: Convert to fraction form
    277,239.03/382,590.29 = 149,914.64/x
  3. Step 3: Cross multiply
    277,239.03x = 382,590.29 × 149,914.64
  4. Step 4: Simplify right side
    277,239.03x = 57,355,882,930.32
  5. Step 5: Solve for x
    x = 57,355,882,930.32/277,239.03
  6. Step 6: Final answer
    x = 206,882.43

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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.