Home / 474,222.06-711,333.09-193,739.31

Finding the Fourth Proportional to 474,222.06, 711,333.09 and 193,739.31

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Solution

The fourth proportional to 474,222.06, 711,333.09 and 193,739.31 is: 290,608.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,222.06 : 711,333.09 = 193,739.31 : x
  2. Step 2: Convert to fraction form
    474,222.06/711,333.09 = 193,739.31/x
  3. Step 3: Cross multiply
    474,222.06x = 711,333.09 × 193,739.31
  4. Step 4: Simplify right side
    474,222.06x = 137,813,182,036.77
  5. Step 5: Solve for x
    x = 137,813,182,036.77/474,222.06
  6. Step 6: Final answer
    x = 290,608.97

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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.