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Finding the Fourth Proportional to 233,493.90, 350,240.85 and 203,969.40

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Solution

The fourth proportional to 233,493.90, 350,240.85 and 203,969.40 is: 305,954.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,493.90 : 350,240.85 = 203,969.40 : x
  2. Step 2: Convert to fraction form
    233,493.90/350,240.85 = 203,969.40/x
  3. Step 3: Cross multiply
    233,493.90x = 350,240.85 × 203,969.40
  4. Step 4: Simplify right side
    233,493.90x = 71,438,416,029.99
  5. Step 5: Solve for x
    x = 71,438,416,029.99/233,493.90
  6. Step 6: Final answer
    x = 305,954.10

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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.