Home / 403,818.24-606,003.84-216,887.04

Finding the Fourth Proportional to 403,818.24, 606,003.84 and 216,887.04

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Solution

The fourth proportional to 403,818.24, 606,003.84 and 216,887.04 is: 325,479.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,818.24 : 606,003.84 = 216,887.04 : x
  2. Step 2: Convert to fraction form
    403,818.24/606,003.84 = 216,887.04/x
  3. Step 3: Cross multiply
    403,818.24x = 606,003.84 × 216,887.04
  4. Step 4: Simplify right side
    403,818.24x = 131,434,379,086.23
  5. Step 5: Solve for x
    x = 131,434,379,086.23/403,818.24
  6. Step 6: Final answer
    x = 325,479.05

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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.