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Finding the Fourth Proportional to 533,660.58, 800,490.87 and 253,024.74

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Solution

The fourth proportional to 533,660.58, 800,490.87 and 253,024.74 is: 379,537.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,660.58 : 800,490.87 = 253,024.74 : x
  2. Step 2: Convert to fraction form
    533,660.58/800,490.87 = 253,024.74/x
  3. Step 3: Cross multiply
    533,660.58x = 800,490.87 × 253,024.74
  4. Step 4: Simplify right side
    533,660.58x = 202,543,994,254.12
  5. Step 5: Solve for x
    x = 202,543,994,254.12/533,660.58
  6. Step 6: Final answer
    x = 379,537.11

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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.