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Finding the Fourth Proportional to 376,477.86, 519,525.22 and 233,234.82

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Solution

The fourth proportional to 376,477.86, 519,525.22 and 233,234.82 is: 321,855.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,477.86 : 519,525.22 = 233,234.82 : x
  2. Step 2: Convert to fraction form
    376,477.86/519,525.22 = 233,234.82/x
  3. Step 3: Cross multiply
    376,477.86x = 519,525.22 × 233,234.82
  4. Step 4: Simplify right side
    376,477.86x = 121,171,371,172.16
  5. Step 5: Solve for x
    x = 121,171,371,172.16/376,477.86
  6. Step 6: Final answer
    x = 321,855.24

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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.