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Finding the Fourth Proportional to 530,356.62, 794,606.67 and 361,328.25

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Solution

The fourth proportional to 530,356.62, 794,606.67 and 361,328.25 is: 541,359.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,356.62 : 794,606.67 = 361,328.25 : x
  2. Step 2: Convert to fraction form
    530,356.62/794,606.67 = 361,328.25/x
  3. Step 3: Cross multiply
    530,356.62x = 794,606.67 × 361,328.25
  4. Step 4: Simplify right side
    530,356.62x = 287,113,837,509.43
  5. Step 5: Solve for x
    x = 287,113,837,509.43/530,356.62
  6. Step 6: Final answer
    x = 541,359.96

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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.