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Finding the Fourth Proportional to 363,320.68, 544,974.72 and 163,499.68

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Solution

The fourth proportional to 363,320.68, 544,974.72 and 163,499.68 is: 245,246.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,320.68 : 544,974.72 = 163,499.68 : x
  2. Step 2: Convert to fraction form
    363,320.68/544,974.72 = 163,499.68/x
  3. Step 3: Cross multiply
    363,320.68x = 544,974.72 × 163,499.68
  4. Step 4: Simplify right side
    363,320.68x = 89,103,192,328.09
  5. Step 5: Solve for x
    x = 89,103,192,328.09/363,320.68
  6. Step 6: Final answer
    x = 245,246.68

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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.