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Finding the Fourth Proportional to 504,013.80, 756,366.30 and 223,732.20

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Solution

The fourth proportional to 504,013.80, 756,366.30 and 223,732.20 is: 335,751.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,013.80 : 756,366.30 = 223,732.20 : x
  2. Step 2: Convert to fraction form
    504,013.80/756,366.30 = 223,732.20/x
  3. Step 3: Cross multiply
    504,013.80x = 756,366.30 × 223,732.20
  4. Step 4: Simplify right side
    504,013.80x = 169,223,496,304.86
  5. Step 5: Solve for x
    x = 169,223,496,304.86/504,013.80
  6. Step 6: Final answer
    x = 335,751.71

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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.