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Finding the Fourth Proportional to 277,719.91, 383,252.71 and 150,395.47

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Solution

The fourth proportional to 277,719.91, 383,252.71 and 150,395.47 is: 207,545.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,719.91 : 383,252.71 = 150,395.47 : x
  2. Step 2: Convert to fraction form
    277,719.91/383,252.71 = 150,395.47/x
  3. Step 3: Cross multiply
    277,719.91x = 383,252.71 × 150,395.47
  4. Step 4: Simplify right side
    277,719.91x = 57,639,471,449.22
  5. Step 5: Solve for x
    x = 57,639,471,449.22/277,719.91
  6. Step 6: Final answer
    x = 207,545.33

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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.