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Finding the Fourth Proportional to 1,665.72, 2,298.84 and 967.32

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Solution

The fourth proportional to 1,665.72, 2,298.84 and 967.32 is: 1,334.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,665.72 : 2,298.84 = 967.32 : x
  2. Step 2: Convert to fraction form
    1,665.72/2,298.84 = 967.32/x
  3. Step 3: Cross multiply
    1,665.72x = 2,298.84 × 967.32
  4. Step 4: Simplify right side
    1,665.72x = 2,223,713.91
  5. Step 5: Solve for x
    x = 2,223,713.91/1,665.72
  6. Step 6: Final answer
    x = 1,334.99

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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.