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Finding the Fourth Proportional to 548,759.40, 823,553.82 and 233,438.28

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Solution

The fourth proportional to 548,759.40, 823,553.82 and 233,438.28 is: 350,333.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,759.40 : 823,553.82 = 233,438.28 : x
  2. Step 2: Convert to fraction form
    548,759.40/823,553.82 = 233,438.28/x
  3. Step 3: Cross multiply
    548,759.40x = 823,553.82 × 233,438.28
  4. Step 4: Simplify right side
    548,759.40x = 192,248,987,228.23
  5. Step 5: Solve for x
    x = 192,248,987,228.23/548,759.40
  6. Step 6: Final answer
    x = 350,333.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.