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Finding the Third Proportional to 13,088 and 28,480

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Solution

The third proportional to 13,088 and 28,480 is: 61,973.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,088 : 28,480 = 28,480 : x
  2. Step 2: Convert to fraction form
    13,088/28,480 = 28,480/x
  3. Step 3: Cross multiply
    13,088x = 28,480 × 28,480
  4. Step 4: Simplify right side
    13,088x = 811,110,400
  5. Step 5: Solve for x
    x = 811,110,400/13,088
  6. Step 6: Final answer
    x = 61,973.59

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.