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Finding the Third Proportional to 117,090.75 and 276,316.13

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Solution

The third proportional to 117,090.75 and 276,316.13 is: 652,063.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,090.75 : 276,316.13 = 276,316.13 : x
  2. Step 2: Convert to fraction form
    117,090.75/276,316.13 = 276,316.13/x
  3. Step 3: Cross multiply
    117,090.75x = 276,316.13 × 276,316.13
  4. Step 4: Simplify right side
    117,090.75x = 76,350,600,935.02
  5. Step 5: Solve for x
    x = 76,350,600,935.02/117,090.75
  6. Step 6: Final answer
    x = 652,063.47

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.