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Finding the Fourth Proportional to 359,055.24, 538,524.44 and 169,515.24

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Solution

The fourth proportional to 359,055.24, 538,524.44 and 169,515.24 is: 254,245.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,055.24 : 538,524.44 = 169,515.24 : x
  2. Step 2: Convert to fraction form
    359,055.24/538,524.44 = 169,515.24/x
  3. Step 3: Cross multiply
    359,055.24x = 538,524.44 × 169,515.24
  4. Step 4: Simplify right side
    359,055.24x = 91,288,099,692.47
  5. Step 5: Solve for x
    x = 91,288,099,692.47/359,055.24
  6. Step 6: Final answer
    x = 254,245.28

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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.