Home / 377,523.27-520,982.19-207,757.40

Finding the Fourth Proportional to 377,523.27, 520,982.19 and 207,757.40

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Solution

The fourth proportional to 377,523.27, 520,982.19 and 207,757.40 is: 286,705.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,523.27 : 520,982.19 = 207,757.40 : x
  2. Step 2: Convert to fraction form
    377,523.27/520,982.19 = 207,757.40/x
  3. Step 3: Cross multiply
    377,523.27x = 520,982.19 × 207,757.40
  4. Step 4: Simplify right side
    377,523.27x = 108,237,902,635.80
  5. Step 5: Solve for x
    x = 108,237,902,635.80/377,523.27
  6. Step 6: Final answer
    x = 286,705.25

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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.