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Finding the Fourth Proportional to 368,080.91, 507,942.91 and 240,753.77

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Solution

The fourth proportional to 368,080.91, 507,942.91 and 240,753.77 is: 332,234.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,080.91 : 507,942.91 = 240,753.77 : x
  2. Step 2: Convert to fraction form
    368,080.91/507,942.91 = 240,753.77/x
  3. Step 3: Cross multiply
    368,080.91x = 507,942.91 × 240,753.77
  4. Step 4: Simplify right side
    368,080.91x = 122,289,172,098.07
  5. Step 5: Solve for x
    x = 122,289,172,098.07/368,080.91
  6. Step 6: Final answer
    x = 332,234.48

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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.