Home / 673,670.05-1,010,505.08-336,762.70

Finding the Fourth Proportional to 673,670.05, 1,010,505.08 and 336,762.70

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Solution

The fourth proportional to 673,670.05, 1,010,505.08 and 336,762.70 is: 505,144.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,670.05 : 1,010,505.08 = 336,762.70 : x
  2. Step 2: Convert to fraction form
    673,670.05/1,010,505.08 = 336,762.70/x
  3. Step 3: Cross multiply
    673,670.05x = 1,010,505.08 × 336,762.70
  4. Step 4: Simplify right side
    673,670.05x = 340,300,419,104.52
  5. Step 5: Solve for x
    x = 340,300,419,104.52/673,670.05
  6. Step 6: Final answer
    x = 505,144.05

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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.