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Finding the Fourth Proportional to 446,537.48, 616,207.50 and 255,546.77

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Solution

The fourth proportional to 446,537.48, 616,207.50 and 255,546.77 is: 352,646.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,537.48 : 616,207.50 = 255,546.77 : x
  2. Step 2: Convert to fraction form
    446,537.48/616,207.50 = 255,546.77/x
  3. Step 3: Cross multiply
    446,537.48x = 616,207.50 × 255,546.77
  4. Step 4: Simplify right side
    446,537.48x = 157,469,833,193.74
  5. Step 5: Solve for x
    x = 157,469,833,193.74/446,537.48
  6. Step 6: Final answer
    x = 352,646.40

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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.