Home / 414,638.73-621,669.51-183,702.31

Finding the Fourth Proportional to 414,638.73, 621,669.51 and 183,702.31

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Solution

The fourth proportional to 414,638.73, 621,669.51 and 183,702.31 is: 275,425.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,638.73 : 621,669.51 = 183,702.31 : x
  2. Step 2: Convert to fraction form
    414,638.73/621,669.51 = 183,702.31/x
  3. Step 3: Cross multiply
    414,638.73x = 621,669.51 × 183,702.31
  4. Step 4: Simplify right side
    414,638.73x = 114,202,123,489.39
  5. Step 5: Solve for x
    x = 114,202,123,489.39/414,638.73
  6. Step 6: Final answer
    x = 275,425.61

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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.