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Finding the Fourth Proportional to 373,791.35, 560,772.89 and 107,554.07

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Solution

The fourth proportional to 373,791.35, 560,772.89 and 107,554.07 is: 161,355.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,791.35 : 560,772.89 = 107,554.07 : x
  2. Step 2: Convert to fraction form
    373,791.35/560,772.89 = 107,554.07/x
  3. Step 3: Cross multiply
    373,791.35x = 560,772.89 × 107,554.07
  4. Step 4: Simplify right side
    373,791.35x = 60,313,406,665.16
  5. Step 5: Solve for x
    x = 60,313,406,665.16/373,791.35
  6. Step 6: Final answer
    x = 161,355.81

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1.5x scale

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.