Home / 403,208.08-556,195.41-252,042.64

Finding the Fourth Proportional to 403,208.08, 556,195.41 and 252,042.64

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Solution

The fourth proportional to 403,208.08, 556,195.41 and 252,042.64 is: 347,673.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,208.08 : 556,195.41 = 252,042.64 : x
  2. Step 2: Convert to fraction form
    403,208.08/556,195.41 = 252,042.64/x
  3. Step 3: Cross multiply
    403,208.08x = 556,195.41 × 252,042.64
  4. Step 4: Simplify right side
    403,208.08x = 140,184,958,101.79
  5. Step 5: Solve for x
    x = 140,184,958,101.79/403,208.08
  6. Step 6: Final answer
    x = 347,673.98

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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.