Home / 591,361.78-886,723.08-186,477.61

Finding the Fourth Proportional to 591,361.78, 886,723.08 and 186,477.61

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Solution

The fourth proportional to 591,361.78, 886,723.08 and 186,477.61 is: 279,615.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,361.78 : 886,723.08 = 186,477.61 : x
  2. Step 2: Convert to fraction form
    591,361.78/886,723.08 = 186,477.61/x
  3. Step 3: Cross multiply
    591,361.78x = 886,723.08 × 186,477.61
  4. Step 4: Simplify right side
    591,361.78x = 165,354,000,690.24
  5. Step 5: Solve for x
    x = 165,354,000,690.24/591,361.78
  6. Step 6: Final answer
    x = 279,615.64

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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.