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Finding the Fourth Proportional to 552.64, 828.60 and 370.16

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Solution

The fourth proportional to 552.64, 828.60 and 370.16 is: 555.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    552.64 : 828.60 = 370.16 : x
  2. Step 2: Convert to fraction form
    552.64/828.60 = 370.16/x
  3. Step 3: Cross multiply
    552.64x = 828.60 × 370.16
  4. Step 4: Simplify right side
    552.64x = 306,714.58
  5. Step 5: Solve for x
    x = 306,714.58/552.64
  6. Step 6: Final answer
    x = 555.00

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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.