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Finding the Third Proportional to 116,415.56 and 254,154.38

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Solution

The third proportional to 116,415.56 and 254,154.38 is: 554,860.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,415.56 : 254,154.38 = 254,154.38 : x
  2. Step 2: Convert to fraction form
    116,415.56/254,154.38 = 254,154.38/x
  3. Step 3: Cross multiply
    116,415.56x = 254,154.38 × 254,154.38
  4. Step 4: Simplify right side
    116,415.56x = 64,594,446,331.64
  5. Step 5: Solve for x
    x = 64,594,446,331.64/116,415.56
  6. Step 6: Final answer
    x = 554,860.92

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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.