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Finding the Fourth Proportional to 597.12, 894.60 and 555

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Solution

The fourth proportional to 597.12, 894.60 and 555 is: 831.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    597.12 : 894.60 = 555 : x
  2. Step 2: Convert to fraction form
    597.12/894.60 = 555/x
  3. Step 3: Cross multiply
    597.12x = 894.60 × 555
  4. Step 4: Simplify right side
    597.12x = 496,503
  5. Step 5: Solve for x
    x = 496,503/597.12
  6. Step 6: Final answer
    x = 831.50

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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.