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Finding the Fourth Proportional to 5,958.19, 8,938.81 and 3,495.18

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Solution

The fourth proportional to 5,958.19, 8,938.81 and 3,495.18 is: 5,243.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,958.19 : 8,938.81 = 3,495.18 : x
  2. Step 2: Convert to fraction form
    5,958.19/8,938.81 = 3,495.18/x
  3. Step 3: Cross multiply
    5,958.19x = 8,938.81 × 3,495.18
  4. Step 4: Simplify right side
    5,958.19x = 31,242,768.16
  5. Step 5: Solve for x
    x = 31,242,768.16/5,958.19
  6. Step 6: Final answer
    x = 5,243.67

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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.