Home / 313,455.24-432,573.39-177,485.60

Finding the Fourth Proportional to 313,455.24, 432,573.39 and 177,485.60

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Solution

The fourth proportional to 313,455.24, 432,573.39 and 177,485.60 is: 244,933.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,455.24 : 432,573.39 = 177,485.60 : x
  2. Step 2: Convert to fraction form
    313,455.24/432,573.39 = 177,485.60/x
  3. Step 3: Cross multiply
    313,455.24x = 432,573.39 × 177,485.60
  4. Step 4: Simplify right side
    313,455.24x = 76,775,548,749.62
  5. Step 5: Solve for x
    x = 76,775,548,749.62/313,455.24
  6. Step 6: Final answer
    x = 244,933.05

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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.