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Finding the Fourth Proportional to 496,234.80, 744,352.20 and 362,487.60

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Solution

The fourth proportional to 496,234.80, 744,352.20 and 362,487.60 is: 543,731.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,234.80 : 744,352.20 = 362,487.60 : x
  2. Step 2: Convert to fraction form
    496,234.80/744,352.20 = 362,487.60/x
  3. Step 3: Cross multiply
    496,234.80x = 744,352.20 × 362,487.60
  4. Step 4: Simplify right side
    496,234.80x = 269,818,442,532.72
  5. Step 5: Solve for x
    x = 269,818,442,532.72/496,234.80
  6. Step 6: Final answer
    x = 543,731.40

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Similar ratio
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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.