Home / 805,382.14-1,111,361.19-474,185.43

Finding the Fourth Proportional to 805,382.14, 1,111,361.19 and 474,185.43

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Solution

The fourth proportional to 805,382.14, 1,111,361.19 and 474,185.43 is: 654,336.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,382.14 : 1,111,361.19 = 474,185.43 : x
  2. Step 2: Convert to fraction form
    805,382.14/1,111,361.19 = 474,185.43/x
  3. Step 3: Cross multiply
    805,382.14x = 1,111,361.19 × 474,185.43
  4. Step 4: Simplify right side
    805,382.14x = 526,991,283,765.46
  5. Step 5: Solve for x
    x = 526,991,283,765.46/805,382.14
  6. Step 6: Final answer
    x = 654,336.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.