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Finding the Fourth Proportional to 366,916.68, 550,452.78 and 117,773.64

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Solution

The fourth proportional to 366,916.68, 550,452.78 and 117,773.64 is: 176,685.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,916.68 : 550,452.78 = 117,773.64 : x
  2. Step 2: Convert to fraction form
    366,916.68/550,452.78 = 117,773.64/x
  3. Step 3: Cross multiply
    366,916.68x = 550,452.78 × 117,773.64
  4. Step 4: Simplify right side
    366,916.68x = 64,828,827,548.72
  5. Step 5: Solve for x
    x = 64,828,827,548.72/366,916.68
  6. Step 6: Final answer
    x = 176,685.42

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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.