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Finding the Fourth Proportional to 301,010.91, 415,676.25 and 193,767.33

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Solution

The fourth proportional to 301,010.91, 415,676.25 and 193,767.33 is: 267,579.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,010.91 : 415,676.25 = 193,767.33 : x
  2. Step 2: Convert to fraction form
    301,010.91/415,676.25 = 193,767.33/x
  3. Step 3: Cross multiply
    301,010.91x = 415,676.25 × 193,767.33
  4. Step 4: Simplify right side
    301,010.91x = 80,544,477,106.91
  5. Step 5: Solve for x
    x = 80,544,477,106.91/301,010.91
  6. Step 6: Final answer
    x = 267,579.93

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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.