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Finding the Fourth Proportional to 337,561.66, 465,952.40 and 194,378.77

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Solution

The fourth proportional to 337,561.66, 465,952.40 and 194,378.77 is: 268,310.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,561.66 : 465,952.40 = 194,378.77 : x
  2. Step 2: Convert to fraction form
    337,561.66/465,952.40 = 194,378.77/x
  3. Step 3: Cross multiply
    337,561.66x = 465,952.40 × 194,378.77
  4. Step 4: Simplify right side
    337,561.66x = 90,571,254,390.55
  5. Step 5: Solve for x
    x = 90,571,254,390.55/337,561.66
  6. Step 6: Final answer
    x = 268,310.25

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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.