Home / 957,981.44-1,322,093.12-528,345.60

Finding the Fourth Proportional to 957,981.44, 1,322,093.12 and 528,345.60

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Solution

The fourth proportional to 957,981.44, 1,322,093.12 and 528,345.60 is: 729,160.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,981.44 : 1,322,093.12 = 528,345.60 : x
  2. Step 2: Convert to fraction form
    957,981.44/1,322,093.12 = 528,345.60/x
  3. Step 3: Cross multiply
    957,981.44x = 1,322,093.12 × 528,345.60
  4. Step 4: Simplify right side
    957,981.44x = 698,522,082,742.27
  5. Step 5: Solve for x
    x = 698,522,082,742.27/957,981.44
  6. Step 6: Final answer
    x = 729,160.35

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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.