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Finding the Fourth Proportional to 250,590.99, 376,073.30 and 100,832.55

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Solution

The fourth proportional to 250,590.99, 376,073.30 and 100,832.55 is: 151,324.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,590.99 : 376,073.30 = 100,832.55 : x
  2. Step 2: Convert to fraction form
    250,590.99/376,073.30 = 100,832.55/x
  3. Step 3: Cross multiply
    250,590.99x = 376,073.30 × 100,832.55
  4. Step 4: Simplify right side
    250,590.99x = 37,920,429,825.92
  5. Step 5: Solve for x
    x = 37,920,429,825.92/250,590.99
  6. Step 6: Final answer
    x = 151,324.00

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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.