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Finding the Fourth Proportional to 277,893.64, 383,580.42 and 177,291.56

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Solution

The fourth proportional to 277,893.64, 383,580.42 and 177,291.56 is: 244,717.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,893.64 : 383,580.42 = 177,291.56 : x
  2. Step 2: Convert to fraction form
    277,893.64/383,580.42 = 177,291.56/x
  3. Step 3: Cross multiply
    277,893.64x = 383,580.42 × 177,291.56
  4. Step 4: Simplify right side
    277,893.64x = 68,005,571,047.26
  5. Step 5: Solve for x
    x = 68,005,571,047.26/277,893.64
  6. Step 6: Final answer
    x = 244,717.98

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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.