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Finding the Fourth Proportional to 359,911.40, 540,199.20 and 182,542.97

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Solution

The fourth proportional to 359,911.40, 540,199.20 and 182,542.97 is: 273,982.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,911.40 : 540,199.20 = 182,542.97 : x
  2. Step 2: Convert to fraction form
    359,911.40/540,199.20 = 182,542.97/x
  3. Step 3: Cross multiply
    359,911.40x = 540,199.20 × 182,542.97
  4. Step 4: Simplify right side
    359,911.40x = 98,609,563,658.63
  5. Step 5: Solve for x
    x = 98,609,563,658.63/359,911.40
  6. Step 6: Final answer
    x = 273,982.89

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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.