Home / 880,891.58-1,321,534.20-281,888.69

Finding the Fourth Proportional to 880,891.58, 1,321,534.20 and 281,888.69

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Solution

The fourth proportional to 880,891.58, 1,321,534.20 and 281,888.69 is: 422,896.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,891.58 : 1,321,534.20 = 281,888.69 : x
  2. Step 2: Convert to fraction form
    880,891.58/1,321,534.20 = 281,888.69/x
  3. Step 3: Cross multiply
    880,891.58x = 1,321,534.20 × 281,888.69
  4. Step 4: Simplify right side
    880,891.58x = 372,525,538,877.61
  5. Step 5: Solve for x
    x = 372,525,538,877.61/880,891.58
  6. Step 6: Final answer
    x = 422,896.01

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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.