Home / 277,729.10-383,264.25-150,401.78

Finding the Fourth Proportional to 277,729.10, 383,264.25 and 150,401.78

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Solution

The fourth proportional to 277,729.10, 383,264.25 and 150,401.78 is: 207,553.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,729.10 : 383,264.25 = 150,401.78 : x
  2. Step 2: Convert to fraction form
    277,729.10/383,264.25 = 150,401.78/x
  3. Step 3: Cross multiply
    277,729.10x = 383,264.25 × 150,401.78
  4. Step 4: Simplify right side
    277,729.10x = 57,643,625,410.37
  5. Step 5: Solve for x
    x = 57,643,625,410.37/277,729.10
  6. Step 6: Final answer
    x = 207,553.42

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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.