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Finding the Third Proportional to 116,787.94 and 255,384.56

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Solution

The third proportional to 116,787.94 and 255,384.56 is: 558,459.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,787.94 : 255,384.56 = 255,384.56 : x
  2. Step 2: Convert to fraction form
    116,787.94/255,384.56 = 255,384.56/x
  3. Step 3: Cross multiply
    116,787.94x = 255,384.56 × 255,384.56
  4. Step 4: Simplify right side
    116,787.94x = 65,221,274,763.32
  5. Step 5: Solve for x
    x = 65,221,274,763.32/116,787.94
  6. Step 6: Final answer
    x = 558,459.00

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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.