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Finding the Fourth Proportional to 446,984.48, 666,265.99 and 411,112.22

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Solution

The fourth proportional to 446,984.48, 666,265.99 and 411,112.22 is: 612,795.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,984.48 : 666,265.99 = 411,112.22 : x
  2. Step 2: Convert to fraction form
    446,984.48/666,265.99 = 411,112.22/x
  3. Step 3: Cross multiply
    446,984.48x = 666,265.99 × 411,112.22
  4. Step 4: Simplify right side
    446,984.48x = 273,910,084,872.51
  5. Step 5: Solve for x
    x = 273,910,084,872.51/446,984.48
  6. Step 6: Final answer
    x = 612,795.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.