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Finding the Fourth Proportional to 473.01, 652.59 and 276.51

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Solution

The fourth proportional to 473.01, 652.59 and 276.51 is: 381.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    473.01 : 652.59 = 276.51 : x
  2. Step 2: Convert to fraction form
    473.01/652.59 = 276.51/x
  3. Step 3: Cross multiply
    473.01x = 652.59 × 276.51
  4. Step 4: Simplify right side
    473.01x = 180,447.66
  5. Step 5: Solve for x
    x = 180,447.66/473.01
  6. Step 6: Final answer
    x = 381.49

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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.