Home / 550,811.17-826,299.98-195,740.79

Finding the Fourth Proportional to 550,811.17, 826,299.98 and 195,740.79

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Solution

The fourth proportional to 550,811.17, 826,299.98 and 195,740.79 is: 293,640.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,811.17 : 826,299.98 = 195,740.79 : x
  2. Step 2: Convert to fraction form
    550,811.17/826,299.98 = 195,740.79/x
  3. Step 3: Cross multiply
    550,811.17x = 826,299.98 × 195,740.79
  4. Step 4: Simplify right side
    550,811.17x = 161,740,610,862.18
  5. Step 5: Solve for x
    x = 161,740,610,862.18/550,811.17
  6. Step 6: Final answer
    x = 293,640.76

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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.