Home / 762,469.26-1,052,333.73-423,046.86

Finding the Fourth Proportional to 762,469.26, 1,052,333.73 and 423,046.86

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Solution

The fourth proportional to 762,469.26, 1,052,333.73 and 423,046.86 is: 583,874.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,469.26 : 1,052,333.73 = 423,046.86 : x
  2. Step 2: Convert to fraction form
    762,469.26/1,052,333.73 = 423,046.86/x
  3. Step 3: Cross multiply
    762,469.26x = 1,052,333.73 × 423,046.86
  4. Step 4: Simplify right side
    762,469.26x = 445,186,480,148.59
  5. Step 5: Solve for x
    x = 445,186,480,148.59/762,469.26
  6. Step 6: Final answer
    x = 583,874.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.