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Finding the Fourth Proportional to 2,971.03, 4,100.03 and 1,792.12

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Solution

The fourth proportional to 2,971.03, 4,100.03 and 1,792.12 is: 2,473.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,971.03 : 4,100.03 = 1,792.12 : x
  2. Step 2: Convert to fraction form
    2,971.03/4,100.03 = 1,792.12/x
  3. Step 3: Cross multiply
    2,971.03x = 4,100.03 × 1,792.12
  4. Step 4: Simplify right side
    2,971.03x = 7,347,745.76
  5. Step 5: Solve for x
    x = 7,347,745.76/2,971.03
  6. Step 6: Final answer
    x = 2,473.13

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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.