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Finding the Fourth Proportional to 277,514.70, 416,272.05 and 236,180.40

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Solution

The fourth proportional to 277,514.70, 416,272.05 and 236,180.40 is: 354,270.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,514.70 : 416,272.05 = 236,180.40 : x
  2. Step 2: Convert to fraction form
    277,514.70/416,272.05 = 236,180.40/x
  3. Step 3: Cross multiply
    277,514.70x = 416,272.05 × 236,180.40
  4. Step 4: Simplify right side
    277,514.70x = 98,315,299,277.82
  5. Step 5: Solve for x
    x = 98,315,299,277.82/277,514.70
  6. Step 6: Final answer
    x = 354,270.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.