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Finding the Fourth Proportional to 557,443.56, 839,884.26 and 504,196.92

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Solution

The fourth proportional to 557,443.56, 839,884.26 and 504,196.92 is: 759,659.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,443.56 : 839,884.26 = 504,196.92 : x
  2. Step 2: Convert to fraction form
    557,443.56/839,884.26 = 504,196.92/x
  3. Step 3: Cross multiply
    557,443.56x = 839,884.26 × 504,196.92
  4. Step 4: Simplify right side
    557,443.56x = 423,467,057,048.48
  5. Step 5: Solve for x
    x = 423,467,057,048.48/557,443.56
  6. Step 6: Final answer
    x = 759,659.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.