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Finding the Fourth Proportional to 3,060.53, 4,587.29 and 1,745

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Solution

The fourth proportional to 3,060.53, 4,587.29 and 1,745 is: 2,615.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,060.53 : 4,587.29 = 1,745 : x
  2. Step 2: Convert to fraction form
    3,060.53/4,587.29 = 1,745/x
  3. Step 3: Cross multiply
    3,060.53x = 4,587.29 × 1,745
  4. Step 4: Simplify right side
    3,060.53x = 8,004,821.05
  5. Step 5: Solve for x
    x = 8,004,821.05/3,060.53
  6. Step 6: Final answer
    x = 2,615.50

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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.