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Finding the Third Proportional to 15,313.50 and 24,570

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Solution

The third proportional to 15,313.50 and 24,570 is: 39,421.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,313.50 : 24,570 = 24,570 : x
  2. Step 2: Convert to fraction form
    15,313.50/24,570 = 24,570/x
  3. Step 3: Cross multiply
    15,313.50x = 24,570 × 24,570
  4. Step 4: Simplify right side
    15,313.50x = 603,684,900
  5. Step 5: Solve for x
    x = 603,684,900/15,313.50
  6. Step 6: Final answer
    x = 39,421.75

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Why These Related Problems?

These problems maintain the same ratio (1.60) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.