Home / 277,136.56-416,370.66-177,490.36

Finding the Fourth Proportional to 277,136.56, 416,370.66 and 177,490.36

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Solution

The fourth proportional to 277,136.56, 416,370.66 and 177,490.36 is: 266,661.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,136.56 : 416,370.66 = 177,490.36 : x
  2. Step 2: Convert to fraction form
    277,136.56/416,370.66 = 177,490.36/x
  3. Step 3: Cross multiply
    277,136.56x = 416,370.66 × 177,490.36
  4. Step 4: Simplify right side
    277,136.56x = 73,901,778,336.84
  5. Step 5: Solve for x
    x = 73,901,778,336.84/277,136.56
  6. Step 6: Final answer
    x = 266,661.96

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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.