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Finding the Fourth Proportional to 362,436.60, 543,612.64 and 96,217.80

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Solution

The fourth proportional to 362,436.60, 543,612.64 and 96,217.80 is: 144,315.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,436.60 : 543,612.64 = 96,217.80 : x
  2. Step 2: Convert to fraction form
    362,436.60/543,612.64 = 96,217.80/x
  3. Step 3: Cross multiply
    362,436.60x = 543,612.64 × 96,217.80
  4. Step 4: Simplify right side
    362,436.60x = 52,305,212,272.99
  5. Step 5: Solve for x
    x = 52,305,212,272.99/362,436.60
  6. Step 6: Final answer
    x = 144,315.48

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1.5x scale

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.