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Finding the Fourth Proportional to 503,827.44, 755,628.36 and 303,872.40

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Solution

The fourth proportional to 503,827.44, 755,628.36 and 303,872.40 is: 455,740.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,827.44 : 755,628.36 = 303,872.40 : x
  2. Step 2: Convert to fraction form
    503,827.44/755,628.36 = 303,872.40/x
  3. Step 3: Cross multiply
    503,827.44x = 755,628.36 × 303,872.40
  4. Step 4: Simplify right side
    503,827.44x = 229,614,603,261.26
  5. Step 5: Solve for x
    x = 229,614,603,261.26/503,827.44
  6. Step 6: Final answer
    x = 455,740.57

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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.