Home / 621,093.32-931,640.11-194,629.06

Finding the Fourth Proportional to 621,093.32, 931,640.11 and 194,629.06

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Solution

The fourth proportional to 621,093.32, 931,640.11 and 194,629.06 is: 291,943.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    621,093.32 : 931,640.11 = 194,629.06 : x
  2. Step 2: Convert to fraction form
    621,093.32/931,640.11 = 194,629.06/x
  3. Step 3: Cross multiply
    621,093.32x = 931,640.11 × 194,629.06
  4. Step 4: Simplify right side
    621,093.32x = 181,324,243,260.60
  5. Step 5: Solve for x
    x = 181,324,243,260.60/621,093.32
  6. Step 6: Final answer
    x = 291,943.64

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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.