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Finding the Fourth Proportional to 1,835.36, 2,753.13 and 603.12

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Solution

The fourth proportional to 1,835.36, 2,753.13 and 603.12 is: 904.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,835.36 : 2,753.13 = 603.12 : x
  2. Step 2: Convert to fraction form
    1,835.36/2,753.13 = 603.12/x
  3. Step 3: Cross multiply
    1,835.36x = 2,753.13 × 603.12
  4. Step 4: Simplify right side
    1,835.36x = 1,660,473.14
  5. Step 5: Solve for x
    x = 1,660,473.14/1,835.36
  6. Step 6: Final answer
    x = 904.71

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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.