Home / 513,185.65-769,819.51-176,090.65

Finding the Fourth Proportional to 513,185.65, 769,819.51 and 176,090.65

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Solution

The fourth proportional to 513,185.65, 769,819.51 and 176,090.65 is: 264,150.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    513,185.65 : 769,819.51 = 176,090.65 : x
  2. Step 2: Convert to fraction form
    513,185.65/769,819.51 = 176,090.65/x
  3. Step 3: Cross multiply
    513,185.65x = 769,819.51 × 176,090.65
  4. Step 4: Simplify right side
    513,185.65x = 135,558,016,194.15
  5. Step 5: Solve for x
    x = 135,558,016,194.15/513,185.65
  6. Step 6: Final answer
    x = 264,150.05

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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.