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Finding the Fourth Proportional to 3,158.06, 4,736.07 and 1,771.07

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Solution

The fourth proportional to 3,158.06, 4,736.07 and 1,771.07 is: 2,656.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,158.06 : 4,736.07 = 1,771.07 : x
  2. Step 2: Convert to fraction form
    3,158.06/4,736.07 = 1,771.07/x
  3. Step 3: Cross multiply
    3,158.06x = 4,736.07 × 1,771.07
  4. Step 4: Simplify right side
    3,158.06x = 8,387,887.81
  5. Step 5: Solve for x
    x = 8,387,887.81/3,158.06
  6. Step 6: Final answer
    x = 2,656.03

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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.