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Finding the Fourth Proportional to 232,012.74, 348,012.73 and 74,238.92

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Solution

The fourth proportional to 232,012.74, 348,012.73 and 74,238.92 is: 111,356.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,012.74 : 348,012.73 = 74,238.92 : x
  2. Step 2: Convert to fraction form
    232,012.74/348,012.73 = 74,238.92/x
  3. Step 3: Cross multiply
    232,012.74x = 348,012.73 × 74,238.92
  4. Step 4: Simplify right side
    232,012.74x = 25,836,089,221.45
  5. Step 5: Solve for x
    x = 25,836,089,221.45/232,012.74
  6. Step 6: Final answer
    x = 111,356.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.