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Finding the Fourth Proportional to 413,596.52, 619,953.60 and 235,720.52

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Solution

The fourth proportional to 413,596.52, 619,953.60 and 235,720.52 is: 353,329.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,596.52 : 619,953.60 = 235,720.52 : x
  2. Step 2: Convert to fraction form
    413,596.52/619,953.60 = 235,720.52/x
  3. Step 3: Cross multiply
    413,596.52x = 619,953.60 × 235,720.52
  4. Step 4: Simplify right side
    413,596.52x = 146,135,784,967.87
  5. Step 5: Solve for x
    x = 146,135,784,967.87/413,596.52
  6. Step 6: Final answer
    x = 353,329.34

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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.