Home / 277,829.20-383,403.36-150,504.64

Finding the Fourth Proportional to 277,829.20, 383,403.36 and 150,504.64

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Solution

The fourth proportional to 277,829.20, 383,403.36 and 150,504.64 is: 207,695.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,829.20 : 383,403.36 = 150,504.64 : x
  2. Step 2: Convert to fraction form
    277,829.20/383,403.36 = 150,504.64/x
  3. Step 3: Cross multiply
    277,829.20x = 383,403.36 × 150,504.64
  4. Step 4: Simplify right side
    277,829.20x = 57,703,984,671.59
  5. Step 5: Solve for x
    x = 57,703,984,671.59/277,829.20
  6. Step 6: Final answer
    x = 207,695.90

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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.