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Finding the Fourth Proportional to 1,833.91, 2,530.77 and 1,037.22

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Solution

The fourth proportional to 1,833.91, 2,530.77 and 1,037.22 is: 1,431.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,833.91 : 2,530.77 = 1,037.22 : x
  2. Step 2: Convert to fraction form
    1,833.91/2,530.77 = 1,037.22/x
  3. Step 3: Cross multiply
    1,833.91x = 2,530.77 × 1,037.22
  4. Step 4: Simplify right side
    1,833.91x = 2,624,952.61
  5. Step 5: Solve for x
    x = 2,624,952.61/1,833.91
  6. Step 6: Final answer
    x = 1,431.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.