Home / 439,261.90-659,056.86-173,207.89

Finding the Fourth Proportional to 439,261.90, 659,056.86 and 173,207.89

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Solution

The fourth proportional to 439,261.90, 659,056.86 and 173,207.89 is: 259,876.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,261.90 : 659,056.86 = 173,207.89 : x
  2. Step 2: Convert to fraction form
    439,261.90/659,056.86 = 173,207.89/x
  3. Step 3: Cross multiply
    439,261.90x = 659,056.86 × 173,207.89
  4. Step 4: Simplify right side
    439,261.90x = 114,153,848,110.63
  5. Step 5: Solve for x
    x = 114,153,848,110.63/439,261.90
  6. Step 6: Final answer
    x = 259,876.51

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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.