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Finding the Fourth Proportional to 533,674.08, 800,511.16 and 253,038.24

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Solution

The fourth proportional to 533,674.08, 800,511.16 and 253,038.24 is: 379,557.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,674.08 : 800,511.16 = 253,038.24 : x
  2. Step 2: Convert to fraction form
    533,674.08/800,511.16 = 253,038.24/x
  3. Step 3: Cross multiply
    533,674.08x = 800,511.16 × 253,038.24
  4. Step 4: Simplify right side
    533,674.08x = 202,559,935,026.76
  5. Step 5: Solve for x
    x = 202,559,935,026.76/533,674.08
  6. Step 6: Final answer
    x = 379,557.38

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Double scale
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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.