Home / 708,104.58-1,061,765.19-281,207.94

Finding the Fourth Proportional to 708,104.58, 1,061,765.19 and 281,207.94

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Solution

The fourth proportional to 708,104.58, 1,061,765.19 and 281,207.94 is: 421,656.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,104.58 : 1,061,765.19 = 281,207.94 : x
  2. Step 2: Convert to fraction form
    708,104.58/1,061,765.19 = 281,207.94/x
  3. Step 3: Cross multiply
    708,104.58x = 1,061,765.19 × 281,207.94
  4. Step 4: Simplify right side
    708,104.58x = 298,576,801,843.61
  5. Step 5: Solve for x
    x = 298,576,801,843.61/708,104.58
  6. Step 6: Final answer
    x = 421,656.36

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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.