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Finding the Fourth Proportional to 359,028.14, 495,456.35 and 197,883.27

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Solution

The fourth proportional to 359,028.14, 495,456.35 and 197,883.27 is: 273,077.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,028.14 : 495,456.35 = 197,883.27 : x
  2. Step 2: Convert to fraction form
    359,028.14/495,456.35 = 197,883.27/x
  3. Step 3: Cross multiply
    359,028.14x = 495,456.35 × 197,883.27
  4. Step 4: Simplify right side
    359,028.14x = 98,042,521,690.85
  5. Step 5: Solve for x
    x = 98,042,521,690.85/359,028.14
  6. Step 6: Final answer
    x = 273,077.54

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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.