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Finding the Fourth Proportional to 597,907.17, 824,645.34 and 383,067.36

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Solution

The fourth proportional to 597,907.17, 824,645.34 and 383,067.36 is: 528,334.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    597,907.17 : 824,645.34 = 383,067.36 : x
  2. Step 2: Convert to fraction form
    597,907.17/824,645.34 = 383,067.36/x
  3. Step 3: Cross multiply
    597,907.17x = 824,645.34 × 383,067.36
  4. Step 4: Simplify right side
    597,907.17x = 315,894,713,330.10
  5. Step 5: Solve for x
    x = 315,894,713,330.10/597,907.17
  6. Step 6: Final answer
    x = 528,334.04

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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.