Home / 377,520.03-520,977.33-207,754.16

Finding the Fourth Proportional to 377,520.03, 520,977.33 and 207,754.16

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Solution

The fourth proportional to 377,520.03, 520,977.33 and 207,754.16 is: 286,700.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,520.03 : 520,977.33 = 207,754.16 : x
  2. Step 2: Convert to fraction form
    377,520.03/520,977.33 = 207,754.16/x
  3. Step 3: Cross multiply
    377,520.03x = 520,977.33 × 207,754.16
  4. Step 4: Simplify right side
    377,520.03x = 108,235,204,968.31
  5. Step 5: Solve for x
    x = 108,235,204,968.31/377,520.03
  6. Step 6: Final answer
    x = 286,700.56

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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.