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Finding the Fourth Proportional to 277,578.53, 383,058.83 and 150,254.63

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Solution

The fourth proportional to 277,578.53, 383,058.83 and 150,254.63 is: 207,351.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,578.53 : 383,058.83 = 150,254.63 : x
  2. Step 2: Convert to fraction form
    277,578.53/383,058.83 = 150,254.63/x
  3. Step 3: Cross multiply
    277,578.53x = 383,058.83 × 150,254.63
  4. Step 4: Simplify right side
    277,578.53x = 57,556,362,018.61
  5. Step 5: Solve for x
    x = 57,556,362,018.61/277,578.53
  6. Step 6: Final answer
    x = 207,351.63

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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.