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Finding the Fourth Proportional to 446,241.75, 615,751.64 and 262,488.65

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Solution

The fourth proportional to 446,241.75, 615,751.64 and 262,488.65 is: 362,197.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,241.75 : 615,751.64 = 262,488.65 : x
  2. Step 2: Convert to fraction form
    446,241.75/615,751.64 = 262,488.65/x
  3. Step 3: Cross multiply
    446,241.75x = 615,751.64 × 262,488.65
  4. Step 4: Simplify right side
    446,241.75x = 161,627,814,296.35
  5. Step 5: Solve for x
    x = 161,627,814,296.35/446,241.75
  6. Step 6: Final answer
    x = 362,197.88

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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.