Home / 277,238.17-382,589.07-149,913.76

Finding the Fourth Proportional to 277,238.17, 382,589.07 and 149,913.76

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Solution

The fourth proportional to 277,238.17, 382,589.07 and 149,913.76 is: 206,881.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,238.17 : 382,589.07 = 149,913.76 : x
  2. Step 2: Convert to fraction form
    277,238.17/382,589.07 = 149,913.76/x
  3. Step 3: Cross multiply
    277,238.17x = 382,589.07 × 149,913.76
  4. Step 4: Simplify right side
    277,238.17x = 57,355,366,018.60
  5. Step 5: Solve for x
    x = 57,355,366,018.60/277,238.17
  6. Step 6: Final answer
    x = 206,881.20

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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.