Home / 961,885.44-1,327,286.52-554,120.64

Finding the Fourth Proportional to 961,885.44, 1,327,286.52 and 554,120.64

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Solution

The fourth proportional to 961,885.44, 1,327,286.52 and 554,120.64 is: 764,620.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    961,885.44 : 1,327,286.52 = 554,120.64 : x
  2. Step 2: Convert to fraction form
    961,885.44/1,327,286.52 = 554,120.64/x
  3. Step 3: Cross multiply
    961,885.44x = 1,327,286.52 × 554,120.64
  4. Step 4: Simplify right side
    961,885.44x = 735,476,855,925.77
  5. Step 5: Solve for x
    x = 735,476,855,925.77/961,885.44
  6. Step 6: Final answer
    x = 764,620.01

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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.