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Finding the Fourth Proportional to 1,175.33, 1,763.01 and 482.11

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Solution

The fourth proportional to 1,175.33, 1,763.01 and 482.11 is: 723.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,175.33 : 1,763.01 = 482.11 : x
  2. Step 2: Convert to fraction form
    1,175.33/1,763.01 = 482.11/x
  3. Step 3: Cross multiply
    1,175.33x = 1,763.01 × 482.11
  4. Step 4: Simplify right side
    1,175.33x = 849,964.75
  5. Step 5: Solve for x
    x = 849,964.75/1,175.33
  6. Step 6: Final answer
    x = 723.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.