Home / 578,441.45-867,458.97-173,512.94

Finding the Fourth Proportional to 578,441.45, 867,458.97 and 173,512.94

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Solution

The fourth proportional to 578,441.45, 867,458.97 and 173,512.94 is: 260,208.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,441.45 : 867,458.97 = 173,512.94 : x
  2. Step 2: Convert to fraction form
    578,441.45/867,458.97 = 173,512.94/x
  3. Step 3: Cross multiply
    578,441.45x = 867,458.97 × 173,512.94
  4. Step 4: Simplify right side
    578,441.45x = 150,515,351,876.78
  5. Step 5: Solve for x
    x = 150,515,351,876.78/578,441.45
  6. Step 6: Final answer
    x = 260,208.45

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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.