Home / 513,144.25-769,842.51-176,189.83

Finding the Fourth Proportional to 513,144.25, 769,842.51 and 176,189.83

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Solution

The fourth proportional to 513,144.25, 769,842.51 and 176,189.83 is: 264,328.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    513,144.25 : 769,842.51 = 176,189.83 : x
  2. Step 2: Convert to fraction form
    513,144.25/769,842.51 = 176,189.83/x
  3. Step 3: Cross multiply
    513,144.25x = 769,842.51 × 176,189.83
  4. Step 4: Simplify right side
    513,144.25x = 135,638,420,963.67
  5. Step 5: Solve for x
    x = 135,638,420,963.67/513,144.25
  6. Step 6: Final answer
    x = 264,328.05

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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.