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Finding the Fourth Proportional to 460.85, 636.59 and 368.24

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Solution

The fourth proportional to 460.85, 636.59 and 368.24 is: 508.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    460.85 : 636.59 = 368.24 : x
  2. Step 2: Convert to fraction form
    460.85/636.59 = 368.24/x
  3. Step 3: Cross multiply
    460.85x = 636.59 × 368.24
  4. Step 4: Simplify right side
    460.85x = 234,421.36
  5. Step 5: Solve for x
    x = 234,421.36/460.85
  6. Step 6: Final answer
    x = 508.67

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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.