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Finding the Fourth Proportional to 603,516.65, 832,853.96 and 327,875.58

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Solution

The fourth proportional to 603,516.65, 832,853.96 and 327,875.58 is: 452,468.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,516.65 : 832,853.96 = 327,875.58 : x
  2. Step 2: Convert to fraction form
    603,516.65/832,853.96 = 327,875.58/x
  3. Step 3: Cross multiply
    603,516.65x = 832,853.96 × 327,875.58
  4. Step 4: Simplify right side
    603,516.65x = 273,072,474,780.45
  5. Step 5: Solve for x
    x = 273,072,474,780.45/603,516.65
  6. Step 6: Final answer
    x = 452,468.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.