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Finding the Fourth Proportional to 446,733.64, 616,494.42 and 245,542.60

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Solution

The fourth proportional to 446,733.64, 616,494.42 and 245,542.60 is: 338,849.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,733.64 : 616,494.42 = 245,542.60 : x
  2. Step 2: Convert to fraction form
    446,733.64/616,494.42 = 245,542.60/x
  3. Step 3: Cross multiply
    446,733.64x = 616,494.42 × 245,542.60
  4. Step 4: Simplify right side
    446,733.64x = 151,375,642,772.29
  5. Step 5: Solve for x
    x = 151,375,642,772.29/446,733.64
  6. Step 6: Final answer
    x = 338,849.89

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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.