Home / 1,107,605.52-1,661,408.10-266,157.27

Finding the Fourth Proportional to 1,107,605.52, 1,661,408.10 and 266,157.27

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Solution

The fourth proportional to 1,107,605.52, 1,661,408.10 and 266,157.27 is: 399,235.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,605.52 : 1,661,408.10 = 266,157.27 : x
  2. Step 2: Convert to fraction form
    1,107,605.52/1,661,408.10 = 266,157.27/x
  3. Step 3: Cross multiply
    1,107,605.52x = 1,661,408.10 × 266,157.27
  4. Step 4: Simplify right side
    1,107,605.52x = 442,195,844,251.89
  5. Step 5: Solve for x
    x = 442,195,844,251.89/1,107,605.52
  6. Step 6: Final answer
    x = 399,235.86

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1.5x scale

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.