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Finding the Fourth Proportional to 324,083.16, 447,233.94 and 180,841.68

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Solution

The fourth proportional to 324,083.16, 447,233.94 and 180,841.68 is: 249,561.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,083.16 : 447,233.94 = 180,841.68 : x
  2. Step 2: Convert to fraction form
    324,083.16/447,233.94 = 180,841.68/x
  3. Step 3: Cross multiply
    324,083.16x = 447,233.94 × 180,841.68
  4. Step 4: Simplify right side
    324,083.16x = 80,878,537,062.62
  5. Step 5: Solve for x
    x = 80,878,537,062.62/324,083.16
  6. Step 6: Final answer
    x = 249,561.06

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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.