Home / 313,811.44-433,062.36-170,571.52

Finding the Fourth Proportional to 313,811.44, 433,062.36 and 170,571.52

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Solution

The fourth proportional to 313,811.44, 433,062.36 and 170,571.52 is: 235,390.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,811.44 : 433,062.36 = 170,571.52 : x
  2. Step 2: Convert to fraction form
    313,811.44/433,062.36 = 170,571.52/x
  3. Step 3: Cross multiply
    313,811.44x = 433,062.36 × 170,571.52
  4. Step 4: Simplify right side
    313,811.44x = 73,868,104,999.99
  5. Step 5: Solve for x
    x = 73,868,104,999.99/313,811.44
  6. Step 6: Final answer
    x = 235,390.10

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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.