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Finding the Third Proportional to 116,420.06 and 254,634.19

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Solution

The third proportional to 116,420.06 and 254,634.19 is: 556,936.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,420.06 : 254,634.19 = 254,634.19 : x
  2. Step 2: Convert to fraction form
    116,420.06/254,634.19 = 254,634.19/x
  3. Step 3: Cross multiply
    116,420.06x = 254,634.19 × 254,634.19
  4. Step 4: Simplify right side
    116,420.06x = 64,838,569,443.79
  5. Step 5: Solve for x
    x = 64,838,569,443.79/116,420.06
  6. Step 6: Final answer
    x = 556,936.39

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.