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Finding the Fourth Proportional to 446,796.09, 616,575.70 and 255,846.39

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Solution

The fourth proportional to 446,796.09, 616,575.70 and 255,846.39 is: 353,066.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,796.09 : 616,575.70 = 255,846.39 : x
  2. Step 2: Convert to fraction form
    446,796.09/616,575.70 = 255,846.39/x
  3. Step 3: Cross multiply
    446,796.09x = 616,575.70 × 255,846.39
  4. Step 4: Simplify right side
    446,796.09x = 157,748,667,006.72
  5. Step 5: Solve for x
    x = 157,748,667,006.72/446,796.09
  6. Step 6: Final answer
    x = 353,066.36

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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.