Home / 757,957.80-1,045,918.91-431,183.85

Finding the Fourth Proportional to 757,957.80, 1,045,918.91 and 431,183.85

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Solution

The fourth proportional to 757,957.80, 1,045,918.91 and 431,183.85 is: 594,997.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,957.80 : 1,045,918.91 = 431,183.85 : x
  2. Step 2: Convert to fraction form
    757,957.80/1,045,918.91 = 431,183.85/x
  3. Step 3: Cross multiply
    757,957.80x = 1,045,918.91 × 431,183.85
  4. Step 4: Simplify right side
    757,957.80x = 450,983,342,401.60
  5. Step 5: Solve for x
    x = 450,983,342,401.60/757,957.80
  6. Step 6: Final answer
    x = 594,997.96

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1.5x scale

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.