Home / 387,023.50-580,571.94-150,384.46

Finding the Fourth Proportional to 387,023.50, 580,571.94 and 150,384.46

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Solution

The fourth proportional to 387,023.50, 580,571.94 and 150,384.46 is: 225,590.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    387,023.50 : 580,571.94 = 150,384.46 : x
  2. Step 2: Convert to fraction form
    387,023.50/580,571.94 = 150,384.46/x
  3. Step 3: Cross multiply
    387,023.50x = 580,571.94 × 150,384.46
  4. Step 4: Simplify right side
    387,023.50x = 87,308,997,688.05
  5. Step 5: Solve for x
    x = 87,308,997,688.05/387,023.50
  6. Step 6: Final answer
    x = 225,590.95

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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.