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Finding the Fourth Proportional to 503,052.69, 753,317.16 and 300,523.86

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Solution

The fourth proportional to 503,052.69, 753,317.16 and 300,523.86 is: 450,031.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,052.69 : 753,317.16 = 300,523.86 : x
  2. Step 2: Convert to fraction form
    503,052.69/753,317.16 = 300,523.86/x
  3. Step 3: Cross multiply
    503,052.69x = 753,317.16 × 300,523.86
  4. Step 4: Simplify right side
    503,052.69x = 226,389,780,727.44
  5. Step 5: Solve for x
    x = 226,389,780,727.44/503,052.69
  6. Step 6: Final answer
    x = 450,031.95

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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.