Home / 703,902.34-1,055,832.85-171,415.63

Finding the Fourth Proportional to 703,902.34, 1,055,832.85 and 171,415.63

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Solution

The fourth proportional to 703,902.34, 1,055,832.85 and 171,415.63 is: 257,118.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,902.34 : 1,055,832.85 = 171,415.63 : x
  2. Step 2: Convert to fraction form
    703,902.34/1,055,832.85 = 171,415.63/x
  3. Step 3: Cross multiply
    703,902.34x = 1,055,832.85 × 171,415.63
  4. Step 4: Simplify right side
    703,902.34x = 180,986,253,157.45
  5. Step 5: Solve for x
    x = 180,986,253,157.45/703,902.34
  6. Step 6: Final answer
    x = 257,118.41

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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.