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Finding the Fourth Proportional to 339,241.68, 468,132.54 and 186,279.27

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Solution

The fourth proportional to 339,241.68, 468,132.54 and 186,279.27 is: 257,053.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,241.68 : 468,132.54 = 186,279.27 : x
  2. Step 2: Convert to fraction form
    339,241.68/468,132.54 = 186,279.27/x
  3. Step 3: Cross multiply
    339,241.68x = 468,132.54 × 186,279.27
  4. Step 4: Simplify right side
    339,241.68x = 87,203,387,814.45
  5. Step 5: Solve for x
    x = 87,203,387,814.45/339,241.68
  6. Step 6: Final answer
    x = 257,053.87

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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.