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Finding the Fourth Proportional to 446,994.38, 616,852.25 and 245,790.38

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Solution

The fourth proportional to 446,994.38, 616,852.25 and 245,790.38 is: 339,190.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,994.38 : 616,852.25 = 245,790.38 : x
  2. Step 2: Convert to fraction form
    446,994.38/616,852.25 = 245,790.38/x
  3. Step 3: Cross multiply
    446,994.38x = 616,852.25 × 245,790.38
  4. Step 4: Simplify right side
    446,994.38x = 151,616,348,931.36
  5. Step 5: Solve for x
    x = 151,616,348,931.36/446,994.38
  6. Step 6: Final answer
    x = 339,190.73

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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.