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Finding the Third Proportional to 9,090 and 13,276.13

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Solution

The third proportional to 9,090 and 13,276.13 is: 19,390.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,090 : 13,276.13 = 13,276.13 : x
  2. Step 2: Convert to fraction form
    9,090/13,276.13 = 13,276.13/x
  3. Step 3: Cross multiply
    9,090x = 13,276.13 × 13,276.13
  4. Step 4: Simplify right side
    9,090x = 176,255,495.02
  5. Step 5: Solve for x
    x = 176,255,495.02/9,090
  6. Step 6: Final answer
    x = 19,390.04

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.