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Finding the Fourth Proportional to 432,677.88, 600,150.33 and 421,169.40

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Solution

The fourth proportional to 432,677.88, 600,150.33 and 421,169.40 is: 584,187.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,677.88 : 600,150.33 = 421,169.40 : x
  2. Step 2: Convert to fraction form
    432,677.88/600,150.33 = 421,169.40/x
  3. Step 3: Cross multiply
    432,677.88x = 600,150.33 × 421,169.40
  4. Step 4: Simplify right side
    432,677.88x = 252,764,954,395.90
  5. Step 5: Solve for x
    x = 252,764,954,395.90/432,677.88
  6. Step 6: Final answer
    x = 584,187.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.