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Finding the Fourth Proportional to 324,498.96, 447,810.12 and 181,265.04

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Solution

The fourth proportional to 324,498.96, 447,810.12 and 181,265.04 is: 250,146.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,498.96 : 447,810.12 = 181,265.04 : x
  2. Step 2: Convert to fraction form
    324,498.96/447,810.12 = 181,265.04/x
  3. Step 3: Cross multiply
    324,498.96x = 447,810.12 × 181,265.04
  4. Step 4: Simplify right side
    324,498.96x = 81,172,319,314.20
  5. Step 5: Solve for x
    x = 81,172,319,314.20/324,498.96
  6. Step 6: Final answer
    x = 250,146.62

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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.