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Finding the Fourth Proportional to 432.37, 597.33 and 283.35

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Solution

The fourth proportional to 432.37, 597.33 and 283.35 is: 391.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    432.37 : 597.33 = 283.35 : x
  2. Step 2: Convert to fraction form
    432.37/597.33 = 283.35/x
  3. Step 3: Cross multiply
    432.37x = 597.33 × 283.35
  4. Step 4: Simplify right side
    432.37x = 169,253.64
  5. Step 5: Solve for x
    x = 169,253.64/432.37
  6. Step 6: Final answer
    x = 391.45

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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.