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Finding the Fourth Proportional to 496,525.24, 685,100.30 and 324,695.08

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Solution

The fourth proportional to 496,525.24, 685,100.30 and 324,695.08 is: 448,010.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,525.24 : 685,100.30 = 324,695.08 : x
  2. Step 2: Convert to fraction form
    496,525.24/685,100.30 = 324,695.08/x
  3. Step 3: Cross multiply
    496,525.24x = 685,100.30 × 324,695.08
  4. Step 4: Simplify right side
    496,525.24x = 222,448,696,716.52
  5. Step 5: Solve for x
    x = 222,448,696,716.52/496,525.24
  6. Step 6: Final answer
    x = 448,010.85

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1.5x scale

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.