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Finding the Fourth Proportional to 530,025.88, 795,373.98 and 480,206.44

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Solution

The fourth proportional to 530,025.88, 795,373.98 and 480,206.44 is: 720,613.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,025.88 : 795,373.98 = 480,206.44 : x
  2. Step 2: Convert to fraction form
    530,025.88/795,373.98 = 480,206.44/x
  3. Step 3: Cross multiply
    530,025.88x = 795,373.98 × 480,206.44
  4. Step 4: Simplify right side
    530,025.88x = 381,943,707,404.43
  5. Step 5: Solve for x
    x = 381,943,707,404.43/530,025.88
  6. Step 6: Final answer
    x = 720,613.32

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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.