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Finding the Fourth Proportional to 234,480.99, 323,582.67 and 127,051.03

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Solution

The fourth proportional to 234,480.99, 323,582.67 and 127,051.03 is: 175,329.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,480.99 : 323,582.67 = 127,051.03 : x
  2. Step 2: Convert to fraction form
    234,480.99/323,582.67 = 127,051.03/x
  3. Step 3: Cross multiply
    234,480.99x = 323,582.67 × 127,051.03
  4. Step 4: Simplify right side
    234,480.99x = 41,111,511,513.65
  5. Step 5: Solve for x
    x = 41,111,511,513.65/234,480.99
  6. Step 6: Final answer
    x = 175,329.83

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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.