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Finding the Fourth Proportional to 354.35, 530.57 and 182.99

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Solution

The fourth proportional to 354.35, 530.57 and 182.99 is: 273.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    354.35 : 530.57 = 182.99 : x
  2. Step 2: Convert to fraction form
    354.35/530.57 = 182.99/x
  3. Step 3: Cross multiply
    354.35x = 530.57 × 182.99
  4. Step 4: Simplify right side
    354.35x = 97,088.09
  5. Step 5: Solve for x
    x = 97,088.09/354.35
  6. Step 6: Final answer
    x = 273.99

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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.