Home / 983,799.84-1,474,421.58-443,659.44

Finding the Fourth Proportional to 983,799.84, 1,474,421.58 and 443,659.44

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Solution

The fourth proportional to 983,799.84, 1,474,421.58 and 443,659.44 is: 664,912.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,799.84 : 1,474,421.58 = 443,659.44 : x
  2. Step 2: Convert to fraction form
    983,799.84/1,474,421.58 = 443,659.44/x
  3. Step 3: Cross multiply
    983,799.84x = 1,474,421.58 × 443,659.44
  4. Step 4: Simplify right side
    983,799.84x = 654,141,052,506.72
  5. Step 5: Solve for x
    x = 654,141,052,506.72/983,799.84
  6. Step 6: Final answer
    x = 664,912.75

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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.