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Finding the Fourth Proportional to 1,350.33, 1,862.63 and 951.29

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Solution

The fourth proportional to 1,350.33, 1,862.63 and 951.29 is: 1,312.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,350.33 : 1,862.63 = 951.29 : x
  2. Step 2: Convert to fraction form
    1,350.33/1,862.63 = 951.29/x
  3. Step 3: Cross multiply
    1,350.33x = 1,862.63 × 951.29
  4. Step 4: Simplify right side
    1,350.33x = 1,771,887.22
  5. Step 5: Solve for x
    x = 1,771,887.22/1,350.33
  6. Step 6: Final answer
    x = 1,312.19

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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.