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Finding the Fourth Proportional to 597,626.88, 824,725.09 and 329,354.88

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Solution

The fourth proportional to 597,626.88, 824,725.09 and 329,354.88 is: 454,509.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    597,626.88 : 824,725.09 = 329,354.88 : x
  2. Step 2: Convert to fraction form
    597,626.88/824,725.09 = 329,354.88/x
  3. Step 3: Cross multiply
    597,626.88x = 824,725.09 × 329,354.88
  4. Step 4: Simplify right side
    597,626.88x = 271,627,233,049.94
  5. Step 5: Solve for x
    x = 271,627,233,049.94/597,626.88
  6. Step 6: Final answer
    x = 454,509.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.