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Finding the Fourth Proportional to 540,597.24, 810,108.54 and 259,786.44

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Solution

The fourth proportional to 540,597.24, 810,108.54 and 259,786.44 is: 389,301.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,597.24 : 810,108.54 = 259,786.44 : x
  2. Step 2: Convert to fraction form
    540,597.24/810,108.54 = 259,786.44/x
  3. Step 3: Cross multiply
    540,597.24x = 810,108.54 × 259,786.44
  4. Step 4: Simplify right side
    540,597.24x = 210,455,213,620.20
  5. Step 5: Solve for x
    x = 210,455,213,620.20/540,597.24
  6. Step 6: Final answer
    x = 389,301.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.