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Finding the Fourth Proportional to 359,250.96, 495,754.92 and 198,112.80

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Solution

The fourth proportional to 359,250.96, 495,754.92 and 198,112.80 is: 273,389.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,250.96 : 495,754.92 = 198,112.80 : x
  2. Step 2: Convert to fraction form
    359,250.96/495,754.92 = 198,112.80/x
  3. Step 3: Cross multiply
    359,250.96x = 495,754.92 × 198,112.80
  4. Step 4: Simplify right side
    359,250.96x = 98,215,395,314.98
  5. Step 5: Solve for x
    x = 98,215,395,314.98/359,250.96
  6. Step 6: Final answer
    x = 273,389.37

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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.