Home / 875,200.82-1,312,801.23-276,163.70

Finding the Fourth Proportional to 875,200.82, 1,312,801.23 and 276,163.70

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Solution

The fourth proportional to 875,200.82, 1,312,801.23 and 276,163.70 is: 414,245.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,200.82 : 1,312,801.23 = 276,163.70 : x
  2. Step 2: Convert to fraction form
    875,200.82/1,312,801.23 = 276,163.70/x
  3. Step 3: Cross multiply
    875,200.82x = 1,312,801.23 × 276,163.70
  4. Step 4: Simplify right side
    875,200.82x = 362,548,045,041.35
  5. Step 5: Solve for x
    x = 362,548,045,041.35/875,200.82
  6. Step 6: Final answer
    x = 414,245.55

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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.