Home / 512,961.75-769,453.56-176,000.94

Finding the Fourth Proportional to 512,961.75, 769,453.56 and 176,000.94

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Solution

The fourth proportional to 512,961.75, 769,453.56 and 176,000.94 is: 264,005.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    512,961.75 : 769,453.56 = 176,000.94 : x
  2. Step 2: Convert to fraction form
    512,961.75/769,453.56 = 176,000.94/x
  3. Step 3: Cross multiply
    512,961.75x = 769,453.56 × 176,000.94
  4. Step 4: Simplify right side
    512,961.75x = 135,424,549,846.35
  5. Step 5: Solve for x
    x = 135,424,549,846.35/512,961.75
  6. Step 6: Final answer
    x = 264,005.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.