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Finding the Fourth Proportional to 406,240.45, 560,611.46 and 224,952.37

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Solution

The fourth proportional to 406,240.45, 560,611.46 and 224,952.37 is: 310,434.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,240.45 : 560,611.46 = 224,952.37 : x
  2. Step 2: Convert to fraction form
    406,240.45/560,611.46 = 224,952.37/x
  3. Step 3: Cross multiply
    406,240.45x = 560,611.46 × 224,952.37
  4. Step 4: Simplify right side
    406,240.45x = 126,110,873,773.10
  5. Step 5: Solve for x
    x = 126,110,873,773.10/406,240.45
  6. Step 6: Final answer
    x = 310,434.07

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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.