Home / 845,282.50-1,267,997.55-214,196.34

Finding the Fourth Proportional to 845,282.50, 1,267,997.55 and 214,196.34

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Solution

The fourth proportional to 845,282.50, 1,267,997.55 and 214,196.34 is: 321,313.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,282.50 : 1,267,997.55 = 214,196.34 : x
  2. Step 2: Convert to fraction form
    845,282.50/1,267,997.55 = 214,196.34/x
  3. Step 3: Cross multiply
    845,282.50x = 1,267,997.55 × 214,196.34
  4. Step 4: Simplify right side
    845,282.50x = 271,600,434,338.97
  5. Step 5: Solve for x
    x = 271,600,434,338.97/845,282.50
  6. Step 6: Final answer
    x = 321,313.21

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1.5x scale

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.