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Finding the Fourth Proportional to 1,492.56, 2,059.92 and 995.04

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Solution

The fourth proportional to 1,492.56, 2,059.92 and 995.04 is: 1,373.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,492.56 : 2,059.92 = 995.04 : x
  2. Step 2: Convert to fraction form
    1,492.56/2,059.92 = 995.04/x
  3. Step 3: Cross multiply
    1,492.56x = 2,059.92 × 995.04
  4. Step 4: Simplify right side
    1,492.56x = 2,049,702.80
  5. Step 5: Solve for x
    x = 2,049,702.80/1,492.56
  6. Step 6: Final answer
    x = 1,373.28

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1.5x scale

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.