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Finding the Fourth Proportional to 568,910.20, 853,365.30 and 366,831.40

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Solution

The fourth proportional to 568,910.20, 853,365.30 and 366,831.40 is: 550,247.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,910.20 : 853,365.30 = 366,831.40 : x
  2. Step 2: Convert to fraction form
    568,910.20/853,365.30 = 366,831.40/x
  3. Step 3: Cross multiply
    568,910.20x = 853,365.30 × 366,831.40
  4. Step 4: Simplify right side
    568,910.20x = 313,041,187,710.42
  5. Step 5: Solve for x
    x = 313,041,187,710.42/568,910.20
  6. Step 6: Final answer
    x = 550,247.10

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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.