Home / 700,324.35-1,050,814.56-345,144.62

Finding the Fourth Proportional to 700,324.35, 1,050,814.56 and 345,144.62

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Solution

The fourth proportional to 700,324.35, 1,050,814.56 and 345,144.62 is: 517,878.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,324.35 : 1,050,814.56 = 345,144.62 : x
  2. Step 2: Convert to fraction form
    700,324.35/1,050,814.56 = 345,144.62/x
  3. Step 3: Cross multiply
    700,324.35x = 1,050,814.56 × 345,144.62
  4. Step 4: Simplify right side
    700,324.35x = 362,682,986,747.59
  5. Step 5: Solve for x
    x = 362,682,986,747.59/700,324.35
  6. Step 6: Final answer
    x = 517,878.59

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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.