Home / 769,101.16-1,061,353.36-424,936

Finding the Fourth Proportional to 769,101.16, 1,061,353.36 and 424,936

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Solution

The fourth proportional to 769,101.16, 1,061,353.36 and 424,936 is: 586,408.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,101.16 : 1,061,353.36 = 424,936 : x
  2. Step 2: Convert to fraction form
    769,101.16/1,061,353.36 = 424,936/x
  3. Step 3: Cross multiply
    769,101.16x = 1,061,353.36 × 424,936
  4. Step 4: Simplify right side
    769,101.16x = 451,007,251,384.96
  5. Step 5: Solve for x
    x = 451,007,251,384.96/769,101.16
  6. Step 6: Final answer
    x = 586,408.23

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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.