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Finding the Fourth Proportional to 233,573.28, 350,782.28 and 215,784.78

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Solution

The fourth proportional to 233,573.28, 350,782.28 and 215,784.78 is: 324,067.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,573.28 : 350,782.28 = 215,784.78 : x
  2. Step 2: Convert to fraction form
    233,573.28/350,782.28 = 215,784.78/x
  3. Step 3: Cross multiply
    233,573.28x = 350,782.28 × 215,784.78
  4. Step 4: Simplify right side
    233,573.28x = 75,693,477,117.70
  5. Step 5: Solve for x
    x = 75,693,477,117.70/233,573.28
  6. Step 6: Final answer
    x = 324,067.36

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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.