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Finding the Fourth Proportional to 362,947.80, 544,032.90 and 163,234.20

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Solution

The fourth proportional to 362,947.80, 544,032.90 and 163,234.20 is: 244,676.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,947.80 : 544,032.90 = 163,234.20 : x
  2. Step 2: Convert to fraction form
    362,947.80/544,032.90 = 163,234.20/x
  3. Step 3: Cross multiply
    362,947.80x = 544,032.90 × 163,234.20
  4. Step 4: Simplify right side
    362,947.80x = 88,804,775,205.18
  5. Step 5: Solve for x
    x = 88,804,775,205.18/362,947.80
  6. Step 6: Final answer
    x = 244,676.44

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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.