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Finding the Fourth Proportional to 364,993.25, 547,541.96 and 112,294.80

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Solution

The fourth proportional to 364,993.25, 547,541.96 and 112,294.80 is: 168,458.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,993.25 : 547,541.96 = 112,294.80 : x
  2. Step 2: Convert to fraction form
    364,993.25/547,541.96 = 112,294.80/x
  3. Step 3: Cross multiply
    364,993.25x = 547,541.96 × 112,294.80
  4. Step 4: Simplify right side
    364,993.25x = 61,486,114,328.33
  5. Step 5: Solve for x
    x = 61,486,114,328.33/364,993.25
  6. Step 6: Final answer
    x = 168,458.23

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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.