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Finding the Fourth Proportional to 1,741.02, 2,609.64 and 873.24

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Solution

The fourth proportional to 1,741.02, 2,609.64 and 873.24 is: 1,308.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,741.02 : 2,609.64 = 873.24 : x
  2. Step 2: Convert to fraction form
    1,741.02/2,609.64 = 873.24/x
  3. Step 3: Cross multiply
    1,741.02x = 2,609.64 × 873.24
  4. Step 4: Simplify right side
    1,741.02x = 2,278,842.03
  5. Step 5: Solve for x
    x = 2,278,842.03/1,741.02
  6. Step 6: Final answer
    x = 1,308.91

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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.