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Finding the Fourth Proportional to 637.24, 953.88 and 514.48

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Solution

The fourth proportional to 637.24, 953.88 and 514.48 is: 770.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    637.24 : 953.88 = 514.48 : x
  2. Step 2: Convert to fraction form
    637.24/953.88 = 514.48/x
  3. Step 3: Cross multiply
    637.24x = 953.88 × 514.48
  4. Step 4: Simplify right side
    637.24x = 490,752.18
  5. Step 5: Solve for x
    x = 490,752.18/637.24
  6. Step 6: Final answer
    x = 770.12

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.