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Finding the Fourth Proportional to 324,007.30, 486,594.15 and 235,360.90

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Solution

The fourth proportional to 324,007.30, 486,594.15 and 235,360.90 is: 353,464.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,007.30 : 486,594.15 = 235,360.90 : x
  2. Step 2: Convert to fraction form
    324,007.30/486,594.15 = 235,360.90/x
  3. Step 3: Cross multiply
    324,007.30x = 486,594.15 × 235,360.90
  4. Step 4: Simplify right side
    324,007.30x = 114,525,237,078.74
  5. Step 5: Solve for x
    x = 114,525,237,078.74/324,007.30
  6. Step 6: Final answer
    x = 353,464.99

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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.