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Finding the Fourth Proportional to 185,252.40, 277,878.60 and 66,927.60

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Solution

The fourth proportional to 185,252.40, 277,878.60 and 66,927.60 is: 100,391.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,252.40 : 277,878.60 = 66,927.60 : x
  2. Step 2: Convert to fraction form
    185,252.40/277,878.60 = 66,927.60/x
  3. Step 3: Cross multiply
    185,252.40x = 277,878.60 × 66,927.60
  4. Step 4: Simplify right side
    185,252.40x = 18,597,747,789.36
  5. Step 5: Solve for x
    x = 18,597,747,789.36/185,252.40
  6. Step 6: Final answer
    x = 100,391.40

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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.