Home / 622,792.01-859,516.58-381,234.22

Finding the Fourth Proportional to 622,792.01, 859,516.58 and 381,234.22

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Solution

The fourth proportional to 622,792.01, 859,516.58 and 381,234.22 is: 526,142.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,792.01 : 859,516.58 = 381,234.22 : x
  2. Step 2: Convert to fraction form
    622,792.01/859,516.58 = 381,234.22/x
  3. Step 3: Cross multiply
    622,792.01x = 859,516.58 × 381,234.22
  4. Step 4: Simplify right side
    622,792.01x = 327,677,131,757.66
  5. Step 5: Solve for x
    x = 327,677,131,757.66/622,792.01
  6. Step 6: Final answer
    x = 526,142.16

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1.5x scale

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.