Home / 373,195.11-514,983.51-209,876.03

Finding the Fourth Proportional to 373,195.11, 514,983.51 and 209,876.03

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Solution

The fourth proportional to 373,195.11, 514,983.51 and 209,876.03 is: 289,614.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,195.11 : 514,983.51 = 209,876.03 : x
  2. Step 2: Convert to fraction form
    373,195.11/514,983.51 = 209,876.03/x
  3. Step 3: Cross multiply
    373,195.11x = 514,983.51 × 209,876.03
  4. Step 4: Simplify right side
    373,195.11x = 108,082,692,019.35
  5. Step 5: Solve for x
    x = 108,082,692,019.35/373,195.11
  6. Step 6: Final answer
    x = 289,614.44

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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.