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Finding the Fourth Proportional to 316,468.00, 436,203.22 and 235,866.11

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Solution

The fourth proportional to 316,468.00, 436,203.22 and 235,866.11 is: 325,105.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,468.00 : 436,203.22 = 235,866.11 : x
  2. Step 2: Convert to fraction form
    316,468.00/436,203.22 = 235,866.11/x
  3. Step 3: Cross multiply
    316,468.00x = 436,203.22 × 235,866.11
  4. Step 4: Simplify right side
    316,468.00x = 102,885,555,491.54
  5. Step 5: Solve for x
    x = 102,885,555,491.54/316,468.00
  6. Step 6: Final answer
    x = 325,105.72

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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.