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Finding the Fourth Proportional to 2,669.04, 4,003.56 and 1,130.04

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Solution

The fourth proportional to 2,669.04, 4,003.56 and 1,130.04 is: 1,695.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,669.04 : 4,003.56 = 1,130.04 : x
  2. Step 2: Convert to fraction form
    2,669.04/4,003.56 = 1,130.04/x
  3. Step 3: Cross multiply
    2,669.04x = 4,003.56 × 1,130.04
  4. Step 4: Simplify right side
    2,669.04x = 4,524,182.94
  5. Step 5: Solve for x
    x = 4,524,182.94/2,669.04
  6. Step 6: Final answer
    x = 1,695.06

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1.5x scale

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.