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Finding the Third Proportional to 4,058.86 and 8,903.67

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Solution

The third proportional to 4,058.86 and 8,903.67 is: 19,531.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,058.86 : 8,903.67 = 8,903.67 : x
  2. Step 2: Convert to fraction form
    4,058.86/8,903.67 = 8,903.67/x
  3. Step 3: Cross multiply
    4,058.86x = 8,903.67 × 8,903.67
  4. Step 4: Simplify right side
    4,058.86x = 79,275,372.86
  5. Step 5: Solve for x
    x = 79,275,372.86/4,058.86
  6. Step 6: Final answer
    x = 19,531.44

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.