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Finding the Fourth Proportional to 373,507.75, 560,266.49 and 124,189.75

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Solution

The fourth proportional to 373,507.75, 560,266.49 and 124,189.75 is: 186,286.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,507.75 : 560,266.49 = 124,189.75 : x
  2. Step 2: Convert to fraction form
    373,507.75/560,266.49 = 124,189.75/x
  3. Step 3: Cross multiply
    373,507.75x = 560,266.49 × 124,189.75
  4. Step 4: Simplify right side
    373,507.75x = 69,579,355,326.48
  5. Step 5: Solve for x
    x = 69,579,355,326.48/373,507.75
  6. Step 6: Final answer
    x = 186,286.24

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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.