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Finding the Fourth Proportional to 377,174.88, 520,599.96 and 233,853.48

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Solution

The fourth proportional to 377,174.88, 520,599.96 and 233,853.48 is: 322,778.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,174.88 : 520,599.96 = 233,853.48 : x
  2. Step 2: Convert to fraction form
    377,174.88/520,599.96 = 233,853.48/x
  3. Step 3: Cross multiply
    377,174.88x = 520,599.96 × 233,853.48
  4. Step 4: Simplify right side
    377,174.88x = 121,744,112,333.86
  5. Step 5: Solve for x
    x = 121,744,112,333.86/377,174.88
  6. Step 6: Final answer
    x = 322,778.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.