Home / 525,857-788,391.84-170,659.04

Finding the Fourth Proportional to 525,857, 788,391.84 and 170,659.04

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Solution

The fourth proportional to 525,857, 788,391.84 and 170,659.04 is: 255,860.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,857 : 788,391.84 = 170,659.04 : x
  2. Step 2: Convert to fraction form
    525,857/788,391.84 = 170,659.04/x
  3. Step 3: Cross multiply
    525,857x = 788,391.84 × 170,659.04
  4. Step 4: Simplify right side
    525,857x = 134,546,194,558.23
  5. Step 5: Solve for x
    x = 134,546,194,558.23/525,857
  6. Step 6: Final answer
    x = 255,860.80

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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.