Home / 791,885.79-1,183,478.96-579,100.41

Finding the Fourth Proportional to 791,885.79, 1,183,478.96 and 579,100.41

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Solution

The fourth proportional to 791,885.79, 1,183,478.96 and 579,100.41 is: 865,469.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,885.79 : 1,183,478.96 = 579,100.41 : x
  2. Step 2: Convert to fraction form
    791,885.79/1,183,478.96 = 579,100.41/x
  3. Step 3: Cross multiply
    791,885.79x = 1,183,478.96 × 579,100.41
  4. Step 4: Simplify right side
    791,885.79x = 685,353,152,410.13
  5. Step 5: Solve for x
    x = 685,353,152,410.13/791,885.79
  6. Step 6: Final answer
    x = 865,469.69

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.