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Finding the Fourth Proportional to 433.88, 598.48 and 259.08

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Solution

The fourth proportional to 433.88, 598.48 and 259.08 is: 357.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    433.88 : 598.48 = 259.08 : x
  2. Step 2: Convert to fraction form
    433.88/598.48 = 259.08/x
  3. Step 3: Cross multiply
    433.88x = 598.48 × 259.08
  4. Step 4: Simplify right side
    433.88x = 155,054.20
  5. Step 5: Solve for x
    x = 155,054.20/433.88
  6. Step 6: Final answer
    x = 357.37

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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.