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Finding the Fourth Proportional to 362,160.52, 499,787.77 and 198,832.22

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Solution

The fourth proportional to 362,160.52, 499,787.77 and 198,832.22 is: 274,391.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,160.52 : 499,787.77 = 198,832.22 : x
  2. Step 2: Convert to fraction form
    362,160.52/499,787.77 = 198,832.22/x
  3. Step 3: Cross multiply
    362,160.52x = 499,787.77 × 198,832.22
  4. Step 4: Simplify right side
    362,160.52x = 99,373,911,088.94
  5. Step 5: Solve for x
    x = 99,373,911,088.94/362,160.52
  6. Step 6: Final answer
    x = 274,391.90

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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.