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Finding the Fourth Proportional to 504.50, 695.99 and 283.37

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Solution

The fourth proportional to 504.50, 695.99 and 283.37 is: 390.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    504.50 : 695.99 = 283.37 : x
  2. Step 2: Convert to fraction form
    504.50/695.99 = 283.37/x
  3. Step 3: Cross multiply
    504.50x = 695.99 × 283.37
  4. Step 4: Simplify right side
    504.50x = 197,219.91
  5. Step 5: Solve for x
    x = 197,219.91/504.50
  6. Step 6: Final answer
    x = 390.93

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.