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Finding the Fourth Proportional to 603,714.87, 905,991.08 and 224,981.55

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Solution

The fourth proportional to 603,714.87, 905,991.08 and 224,981.55 is: 337,628.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,714.87 : 905,991.08 = 224,981.55 : x
  2. Step 2: Convert to fraction form
    603,714.87/905,991.08 = 224,981.55/x
  3. Step 3: Cross multiply
    603,714.87x = 905,991.08 × 224,981.55
  4. Step 4: Simplify right side
    603,714.87x = 203,831,276,339.67
  5. Step 5: Solve for x
    x = 203,831,276,339.67/603,714.87
  6. Step 6: Final answer
    x = 337,628.38

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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.