Home / 277,628.40-383,126.76-150,303.96

Finding the Fourth Proportional to 277,628.40, 383,126.76 and 150,303.96

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Solution

The fourth proportional to 277,628.40, 383,126.76 and 150,303.96 is: 207,419.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,628.40 : 383,126.76 = 150,303.96 : x
  2. Step 2: Convert to fraction form
    277,628.40/383,126.76 = 150,303.96/x
  3. Step 3: Cross multiply
    277,628.40x = 383,126.76 × 150,303.96
  4. Step 4: Simplify right side
    277,628.40x = 57,585,469,209.97
  5. Step 5: Solve for x
    x = 57,585,469,209.97/277,628.40
  6. Step 6: Final answer
    x = 207,419.23

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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.