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Finding the Fourth Proportional to 530,464.80, 795,697.20 and 362,503.20

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Solution

The fourth proportional to 530,464.80, 795,697.20 and 362,503.20 is: 543,754.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,464.80 : 795,697.20 = 362,503.20 : x
  2. Step 2: Convert to fraction form
    530,464.80/795,697.20 = 362,503.20/x
  3. Step 3: Cross multiply
    530,464.80x = 795,697.20 × 362,503.20
  4. Step 4: Simplify right side
    530,464.80x = 288,442,781,231.04
  5. Step 5: Solve for x
    x = 288,442,781,231.04/530,464.80
  6. Step 6: Final answer
    x = 543,754.80

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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.