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Finding the Fourth Proportional to 277,973.71, 383,605.05 and 150,649.27

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Solution

The fourth proportional to 277,973.71, 383,605.05 and 150,649.27 is: 207,896.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,973.71 : 383,605.05 = 150,649.27 : x
  2. Step 2: Convert to fraction form
    277,973.71/383,605.05 = 150,649.27/x
  3. Step 3: Cross multiply
    277,973.71x = 383,605.05 × 150,649.27
  4. Step 4: Simplify right side
    277,973.71x = 57,789,820,750.81
  5. Step 5: Solve for x
    x = 57,789,820,750.81/277,973.71
  6. Step 6: Final answer
    x = 207,896.71

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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.