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Finding the Fourth Proportional to 185,211.70, 277,817.85 and 44,970.32

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Solution

The fourth proportional to 185,211.70, 277,817.85 and 44,970.32 is: 67,455.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,211.70 : 277,817.85 = 44,970.32 : x
  2. Step 2: Convert to fraction form
    185,211.70/277,817.85 = 44,970.32/x
  3. Step 3: Cross multiply
    185,211.70x = 277,817.85 × 44,970.32
  4. Step 4: Simplify right side
    185,211.70x = 12,493,558,310.76
  5. Step 5: Solve for x
    x = 12,493,558,310.76/185,211.70
  6. Step 6: Final answer
    x = 67,455.56

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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.