Home / 358,583.39-494,803.98-205,579.50

Finding the Fourth Proportional to 358,583.39, 494,803.98 and 205,579.50

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Solution

The fourth proportional to 358,583.39, 494,803.98 and 205,579.50 is: 283,676.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,583.39 : 494,803.98 = 205,579.50 : x
  2. Step 2: Convert to fraction form
    358,583.39/494,803.98 = 205,579.50/x
  3. Step 3: Cross multiply
    358,583.39x = 494,803.98 × 205,579.50
  4. Step 4: Simplify right side
    358,583.39x = 101,721,554,806.41
  5. Step 5: Solve for x
    x = 101,721,554,806.41/358,583.39
  6. Step 6: Final answer
    x = 283,676.15

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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.