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Finding the Fourth Proportional to 377,049.20, 565,573.80 and 335,058.80

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Solution

The fourth proportional to 377,049.20, 565,573.80 and 335,058.80 is: 502,588.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,049.20 : 565,573.80 = 335,058.80 : x
  2. Step 2: Convert to fraction form
    377,049.20/565,573.80 = 335,058.80/x
  3. Step 3: Cross multiply
    377,049.20x = 565,573.80 × 335,058.80
  4. Step 4: Simplify right side
    377,049.20x = 189,500,478,739.44
  5. Step 5: Solve for x
    x = 189,500,478,739.44/377,049.20
  6. Step 6: Final answer
    x = 502,588.20

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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.