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Finding the Fourth Proportional to 539,366.35, 809,410.65 and 223,823.56

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Solution

The fourth proportional to 539,366.35, 809,410.65 and 223,823.56 is: 335,885.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,366.35 : 809,410.65 = 223,823.56 : x
  2. Step 2: Convert to fraction form
    539,366.35/809,410.65 = 223,823.56/x
  3. Step 3: Cross multiply
    539,366.35x = 809,410.65 × 223,823.56
  4. Step 4: Simplify right side
    539,366.35x = 181,165,173,184.91
  5. Step 5: Solve for x
    x = 181,165,173,184.91/539,366.35
  6. Step 6: Final answer
    x = 335,885.20

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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.