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Finding the Fourth Proportional to 533,701.52, 800,649.30 and 253,216.16

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Solution

The fourth proportional to 533,701.52, 800,649.30 and 253,216.16 is: 379,870.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,701.52 : 800,649.30 = 253,216.16 : x
  2. Step 2: Convert to fraction form
    533,701.52/800,649.30 = 253,216.16/x
  3. Step 3: Cross multiply
    533,701.52x = 800,649.30 × 253,216.16
  4. Step 4: Simplify right side
    533,701.52x = 202,737,341,252.69
  5. Step 5: Solve for x
    x = 202,737,341,252.69/533,701.52
  6. Step 6: Final answer
    x = 379,870.27

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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.