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Finding the Fourth Proportional to 363,015.99, 500,888.66 and 212,083.83

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Solution

The fourth proportional to 363,015.99, 500,888.66 and 212,083.83 is: 292,632.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,015.99 : 500,888.66 = 212,083.83 : x
  2. Step 2: Convert to fraction form
    363,015.99/500,888.66 = 212,083.83/x
  3. Step 3: Cross multiply
    363,015.99x = 500,888.66 × 212,083.83
  4. Step 4: Simplify right side
    363,015.99x = 106,230,384,355.95
  5. Step 5: Solve for x
    x = 106,230,384,355.95/363,015.99
  6. Step 6: Final answer
    x = 292,632.80

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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.