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Finding the Fourth Proportional to 606.55, 837.26 and 432.67

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Solution

The fourth proportional to 606.55, 837.26 and 432.67 is: 597.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    606.55 : 837.26 = 432.67 : x
  2. Step 2: Convert to fraction form
    606.55/837.26 = 432.67/x
  3. Step 3: Cross multiply
    606.55x = 837.26 × 432.67
  4. Step 4: Simplify right side
    606.55x = 362,255.12
  5. Step 5: Solve for x
    x = 362,255.12/606.55
  6. Step 6: Final answer
    x = 597.24

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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.