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Finding the Third Proportional to 142,458.75 and 225,579.94

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Solution

The third proportional to 142,458.75 and 225,579.94 is: 357,200.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,458.75 : 225,579.94 = 225,579.94 : x
  2. Step 2: Convert to fraction form
    142,458.75/225,579.94 = 225,579.94/x
  3. Step 3: Cross multiply
    142,458.75x = 225,579.94 × 225,579.94
  4. Step 4: Simplify right side
    142,458.75x = 50,886,308,202.50
  5. Step 5: Solve for x
    x = 50,886,308,202.50/142,458.75
  6. Step 6: Final answer
    x = 357,200.30

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.