Home / 620,723.23-931,066.44-171,471.13

Finding the Fourth Proportional to 620,723.23, 931,066.44 and 171,471.13

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Solution

The fourth proportional to 620,723.23, 931,066.44 and 171,471.13 is: 257,201.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    620,723.23 : 931,066.44 = 171,471.13 : x
  2. Step 2: Convert to fraction form
    620,723.23/931,066.44 = 171,471.13/x
  3. Step 3: Cross multiply
    620,723.23x = 931,066.44 × 171,471.13
  4. Step 4: Simplify right side
    620,723.23x = 159,651,014,571.88
  5. Step 5: Solve for x
    x = 159,651,014,571.88/620,723.23
  6. Step 6: Final answer
    x = 257,201.61

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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.