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Finding the Fourth Proportional to 323,999.06, 447,118.98 and 180,759.13

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Solution

The fourth proportional to 323,999.06, 447,118.98 and 180,759.13 is: 249,447.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,999.06 : 447,118.98 = 180,759.13 : x
  2. Step 2: Convert to fraction form
    323,999.06/447,118.98 = 180,759.13/x
  3. Step 3: Cross multiply
    323,999.06x = 447,118.98 × 180,759.13
  4. Step 4: Simplify right side
    323,999.06x = 80,820,836,035.64
  5. Step 5: Solve for x
    x = 80,820,836,035.64/323,999.06
  6. Step 6: Final answer
    x = 249,447.75

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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.