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Finding the Fourth Proportional to 603,529.08, 832,870.32 and 331,614.36

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Solution

The fourth proportional to 603,529.08, 832,870.32 and 331,614.36 is: 457,627.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,529.08 : 832,870.32 = 331,614.36 : x
  2. Step 2: Convert to fraction form
    603,529.08/832,870.32 = 331,614.36/x
  3. Step 3: Cross multiply
    603,529.08x = 832,870.32 × 331,614.36
  4. Step 4: Simplify right side
    603,529.08x = 276,191,758,129.80
  5. Step 5: Solve for x
    x = 276,191,758,129.80/603,529.08
  6. Step 6: Final answer
    x = 457,627.92

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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.