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Finding the Fourth Proportional to 277,853.06, 416,336.72 and 177,931.05

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Solution

The fourth proportional to 277,853.06, 416,336.72 and 177,931.05 is: 266,612.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,853.06 : 416,336.72 = 177,931.05 : x
  2. Step 2: Convert to fraction form
    277,853.06/416,336.72 = 177,931.05/x
  3. Step 3: Cross multiply
    277,853.06x = 416,336.72 × 177,931.05
  4. Step 4: Simplify right side
    277,853.06x = 74,079,228,853.50
  5. Step 5: Solve for x
    x = 74,079,228,853.50/277,853.06
  6. Step 6: Final answer
    x = 266,612.97

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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.