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Finding the Fourth Proportional to 533,688.16, 800,532.16 and 253,052.32

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Solution

The fourth proportional to 533,688.16, 800,532.16 and 253,052.32 is: 379,578.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,688.16 : 800,532.16 = 253,052.32 : x
  2. Step 2: Convert to fraction form
    533,688.16/800,532.16 = 253,052.32/x
  3. Step 3: Cross multiply
    533,688.16x = 800,532.16 × 253,052.32
  4. Step 4: Simplify right side
    533,688.16x = 202,576,520,322.61
  5. Step 5: Solve for x
    x = 202,576,520,322.61/533,688.16
  6. Step 6: Final answer
    x = 379,578.44

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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.