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Finding the Fourth Proportional to 592.36, 816.84 and 427.36

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Solution

The fourth proportional to 592.36, 816.84 and 427.36 is: 589.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    592.36 : 816.84 = 427.36 : x
  2. Step 2: Convert to fraction form
    592.36/816.84 = 427.36/x
  3. Step 3: Cross multiply
    592.36x = 816.84 × 427.36
  4. Step 4: Simplify right side
    592.36x = 349,084.74
  5. Step 5: Solve for x
    x = 349,084.74/592.36
  6. Step 6: Final answer
    x = 589.31

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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.