Home / 277,630.16-383,129.73-150,305.72

Finding the Fourth Proportional to 277,630.16, 383,129.73 and 150,305.72

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Solution

The fourth proportional to 277,630.16, 383,129.73 and 150,305.72 is: 207,421.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,630.16 : 383,129.73 = 150,305.72 : x
  2. Step 2: Convert to fraction form
    277,630.16/383,129.73 = 150,305.72/x
  3. Step 3: Cross multiply
    277,630.16x = 383,129.73 × 150,305.72
  4. Step 4: Simplify right side
    277,630.16x = 57,586,588,005.41
  5. Step 5: Solve for x
    x = 57,586,588,005.41/277,630.16
  6. Step 6: Final answer
    x = 207,421.95

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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.