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Finding the Fourth Proportional to 598.07, 894.78 and 528.82

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Solution

The fourth proportional to 598.07, 894.78 and 528.82 is: 791.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    598.07 : 894.78 = 528.82 : x
  2. Step 2: Convert to fraction form
    598.07/894.78 = 528.82/x
  3. Step 3: Cross multiply
    598.07x = 894.78 × 528.82
  4. Step 4: Simplify right side
    598.07x = 473,175.32
  5. Step 5: Solve for x
    x = 473,175.32/598.07
  6. Step 6: Final answer
    x = 791.17

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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.