Home / 733,718.40-1,099,265.40-628,742.40

Finding the Fourth Proportional to 733,718.40, 1,099,265.40 and 628,742.40

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Solution

The fourth proportional to 733,718.40, 1,099,265.40 and 628,742.40 is: 941,989.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,718.40 : 1,099,265.40 = 628,742.40 : x
  2. Step 2: Convert to fraction form
    733,718.40/1,099,265.40 = 628,742.40/x
  3. Step 3: Cross multiply
    733,718.40x = 1,099,265.40 × 628,742.40
  4. Step 4: Simplify right side
    733,718.40x = 691,154,765,832.96
  5. Step 5: Solve for x
    x = 691,154,765,832.96/733,718.40
  6. Step 6: Final answer
    x = 941,989.14

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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.