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Finding the Fourth Proportional to 637,752.91, 956,747.09 and 263,805.07

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Solution

The fourth proportional to 637,752.91, 956,747.09 and 263,805.07 is: 395,756.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,752.91 : 956,747.09 = 263,805.07 : x
  2. Step 2: Convert to fraction form
    637,752.91/956,747.09 = 263,805.07/x
  3. Step 3: Cross multiply
    637,752.91x = 956,747.09 × 263,805.07
  4. Step 4: Simplify right side
    637,752.91x = 252,394,733,049.75
  5. Step 5: Solve for x
    x = 252,394,733,049.75/637,752.91
  6. Step 6: Final answer
    x = 395,756.30

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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.