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Finding the Fourth Proportional to 359,092.57, 495,542.38 and 197,944.16

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Solution

The fourth proportional to 359,092.57, 495,542.38 and 197,944.16 is: 273,159.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,092.57 : 495,542.38 = 197,944.16 : x
  2. Step 2: Convert to fraction form
    359,092.57/495,542.38 = 197,944.16/x
  3. Step 3: Cross multiply
    359,092.57x = 495,542.38 × 197,944.16
  4. Step 4: Simplify right side
    359,092.57x = 98,089,718,108.79
  5. Step 5: Solve for x
    x = 98,089,718,108.79/359,092.57
  6. Step 6: Final answer
    x = 273,159.98

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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.