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Finding the Fourth Proportional to 603,751.42, 833,195.70 and 331,814.38

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Solution

The fourth proportional to 603,751.42, 833,195.70 and 331,814.38 is: 457,914.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,751.42 : 833,195.70 = 331,814.38 : x
  2. Step 2: Convert to fraction form
    603,751.42/833,195.70 = 331,814.38/x
  3. Step 3: Cross multiply
    603,751.42x = 833,195.70 × 331,814.38
  4. Step 4: Simplify right side
    603,751.42x = 276,466,314,614.17
  5. Step 5: Solve for x
    x = 276,466,314,614.17/603,751.42
  6. Step 6: Final answer
    x = 457,914.14

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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.