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Finding the Fourth Proportional to 277,706.66, 383,249.14 and 162,990.27

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Solution

The fourth proportional to 277,706.66, 383,249.14 and 162,990.27 is: 224,934.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,706.66 : 383,249.14 = 162,990.27 : x
  2. Step 2: Convert to fraction form
    277,706.66/383,249.14 = 162,990.27/x
  3. Step 3: Cross multiply
    277,706.66x = 383,249.14 × 162,990.27
  4. Step 4: Simplify right side
    277,706.66x = 62,465,880,398.39
  5. Step 5: Solve for x
    x = 62,465,880,398.39/277,706.66
  6. Step 6: Final answer
    x = 224,934.76

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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.