Home / 528,213.76-792,395.96-173,255.56

Finding the Fourth Proportional to 528,213.76, 792,395.96 and 173,255.56

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Solution

The fourth proportional to 528,213.76, 792,395.96 and 173,255.56 is: 259,908.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,213.76 : 792,395.96 = 173,255.56 : x
  2. Step 2: Convert to fraction form
    528,213.76/792,395.96 = 173,255.56/x
  3. Step 3: Cross multiply
    528,213.76x = 792,395.96 × 173,255.56
  4. Step 4: Simplify right side
    528,213.76x = 137,287,005,791.54
  5. Step 5: Solve for x
    x = 137,287,005,791.54/528,213.76
  6. Step 6: Final answer
    x = 259,908.05

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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.