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Finding the Fourth Proportional to 603,694, 833,097.72 and 335,422

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Solution

The fourth proportional to 603,694, 833,097.72 and 335,422 is: 462,882.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,694 : 833,097.72 = 335,422 : x
  2. Step 2: Convert to fraction form
    603,694/833,097.72 = 335,422/x
  3. Step 3: Cross multiply
    603,694x = 833,097.72 × 335,422
  4. Step 4: Simplify right side
    603,694x = 279,439,303,437.84
  5. Step 5: Solve for x
    x = 279,439,303,437.84/603,694
  6. Step 6: Final answer
    x = 462,882.36

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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.