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Finding the Fourth Proportional to 446,576.58, 616,239.93 and 255,546.18

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Solution

The fourth proportional to 446,576.58, 616,239.93 and 255,546.18 is: 352,633.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,576.58 : 616,239.93 = 255,546.18 : x
  2. Step 2: Convert to fraction form
    446,576.58/616,239.93 = 255,546.18/x
  3. Step 3: Cross multiply
    446,576.58x = 616,239.93 × 255,546.18
  4. Step 4: Simplify right side
    446,576.58x = 157,477,760,074.97
  5. Step 5: Solve for x
    x = 157,477,760,074.97/446,576.58
  6. Step 6: Final answer
    x = 352,633.27

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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.