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Finding the Fourth Proportional to 2,645.03, 3,650.10 and 1,450.02

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Solution

The fourth proportional to 2,645.03, 3,650.10 and 1,450.02 is: 2,001.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,645.03 : 3,650.10 = 1,450.02 : x
  2. Step 2: Convert to fraction form
    2,645.03/3,650.10 = 1,450.02/x
  3. Step 3: Cross multiply
    2,645.03x = 3,650.10 × 1,450.02
  4. Step 4: Simplify right side
    2,645.03x = 5,292,718.00
  5. Step 5: Solve for x
    x = 5,292,718.00/2,645.03
  6. Step 6: Final answer
    x = 2,001.00

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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.