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Finding the Fourth Proportional to 304,033.86, 456,246.63 and 163,890.18

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Solution

The fourth proportional to 304,033.86, 456,246.63 and 163,890.18 is: 245,940.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,033.86 : 456,246.63 = 163,890.18 : x
  2. Step 2: Convert to fraction form
    304,033.86/456,246.63 = 163,890.18/x
  3. Step 3: Cross multiply
    304,033.86x = 456,246.63 × 163,890.18
  4. Step 4: Simplify right side
    304,033.86x = 74,774,342,315.09
  5. Step 5: Solve for x
    x = 74,774,342,315.09/304,033.86
  6. Step 6: Final answer
    x = 245,940.84

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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.