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Finding the Fourth Proportional to 367,029.77, 506,208.89 and 303,256.85

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Solution

The fourth proportional to 367,029.77, 506,208.89 and 303,256.85 is: 418,253.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,029.77 : 506,208.89 = 303,256.85 : x
  2. Step 2: Convert to fraction form
    367,029.77/506,208.89 = 303,256.85/x
  3. Step 3: Cross multiply
    367,029.77x = 506,208.89 × 303,256.85
  4. Step 4: Simplify right side
    367,029.77x = 153,511,311,650.49
  5. Step 5: Solve for x
    x = 153,511,311,650.49/367,029.77
  6. Step 6: Final answer
    x = 418,253.03

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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.