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Finding the Fourth Proportional to 365,585.20, 547,600.20 and 303,377.20

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Solution

The fourth proportional to 365,585.20, 547,600.20 and 303,377.20 is: 454,420.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,585.20 : 547,600.20 = 303,377.20 : x
  2. Step 2: Convert to fraction form
    365,585.20/547,600.20 = 303,377.20/x
  3. Step 3: Cross multiply
    365,585.20x = 547,600.20 × 303,377.20
  4. Step 4: Simplify right side
    365,585.20x = 166,129,415,395.44
  5. Step 5: Solve for x
    x = 166,129,415,395.44/365,585.20
  6. Step 6: Final answer
    x = 454,420.52

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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.