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Finding the Fourth Proportional to 263,404.41, 363,500.37 and 154,573.89

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Solution

The fourth proportional to 263,404.41, 363,500.37 and 154,573.89 is: 213,313.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,404.41 : 363,500.37 = 154,573.89 : x
  2. Step 2: Convert to fraction form
    263,404.41/363,500.37 = 154,573.89/x
  3. Step 3: Cross multiply
    263,404.41x = 363,500.37 × 154,573.89
  4. Step 4: Simplify right side
    263,404.41x = 56,187,666,207.34
  5. Step 5: Solve for x
    x = 56,187,666,207.34/263,404.41
  6. Step 6: Final answer
    x = 213,313.31

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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.