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Finding the Fourth Proportional to 395,047.62, 592,629.75 and 114,528.42

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Solution

The fourth proportional to 395,047.62, 592,629.75 and 114,528.42 is: 171,809.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,047.62 : 592,629.75 = 114,528.42 : x
  2. Step 2: Convert to fraction form
    395,047.62/592,629.75 = 114,528.42/x
  3. Step 3: Cross multiply
    395,047.62x = 592,629.75 × 114,528.42
  4. Step 4: Simplify right side
    395,047.62x = 67,872,948,912.50
  5. Step 5: Solve for x
    x = 67,872,948,912.50/395,047.62
  6. Step 6: Final answer
    x = 171,809.54

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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.