Home / 515,369.02-773,040.88-199,826.03

Finding the Fourth Proportional to 515,369.02, 773,040.88 and 199,826.03

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Solution

The fourth proportional to 515,369.02, 773,040.88 and 199,826.03 is: 299,734.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    515,369.02 : 773,040.88 = 199,826.03 : x
  2. Step 2: Convert to fraction form
    515,369.02/773,040.88 = 199,826.03/x
  3. Step 3: Cross multiply
    515,369.02x = 773,040.88 × 199,826.03
  4. Step 4: Simplify right side
    515,369.02x = 154,473,690,078.11
  5. Step 5: Solve for x
    x = 154,473,690,078.11/515,369.02
  6. Step 6: Final answer
    x = 299,734.14

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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.