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Finding the Fourth Proportional to 462.12, 692.73 and 375.63

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Solution

The fourth proportional to 462.12, 692.73 and 375.63 is: 563.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    462.12 : 692.73 = 375.63 : x
  2. Step 2: Convert to fraction form
    462.12/692.73 = 375.63/x
  3. Step 3: Cross multiply
    462.12x = 692.73 × 375.63
  4. Step 4: Simplify right side
    462.12x = 260,210.17
  5. Step 5: Solve for x
    x = 260,210.17/462.12
  6. Step 6: Final answer
    x = 563.08

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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.