Home / 769,524.20-1,152,212.70-603,636.20

Finding the Fourth Proportional to 769,524.20, 1,152,212.70 and 603,636.20

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Solution

The fourth proportional to 769,524.20, 1,152,212.70 and 603,636.20 is: 903,827.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,524.20 : 1,152,212.70 = 603,636.20 : x
  2. Step 2: Convert to fraction form
    769,524.20/1,152,212.70 = 603,636.20/x
  3. Step 3: Cross multiply
    769,524.20x = 1,152,212.70 × 603,636.20
  4. Step 4: Simplify right side
    769,524.20x = 695,517,295,819.74
  5. Step 5: Solve for x
    x = 695,517,295,819.74/769,524.20
  6. Step 6: Final answer
    x = 903,827.71

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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.