Home / 845,191.22-1,267,833.10-214,110.50

Finding the Fourth Proportional to 845,191.22, 1,267,833.10 and 214,110.50

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Solution

The fourth proportional to 845,191.22, 1,267,833.10 and 214,110.50 is: 321,177.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,191.22 : 1,267,833.10 = 214,110.50 : x
  2. Step 2: Convert to fraction form
    845,191.22/1,267,833.10 = 214,110.50/x
  3. Step 3: Cross multiply
    845,191.22x = 1,267,833.10 × 214,110.50
  4. Step 4: Simplify right side
    845,191.22x = 271,456,378,957.55
  5. Step 5: Solve for x
    x = 271,456,378,957.55/845,191.22
  6. Step 6: Final answer
    x = 321,177.47

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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.