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Finding the Fourth Proportional to 605,888.15, 836,121.02 and 333,956.57

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Solution

The fourth proportional to 605,888.15, 836,121.02 and 333,956.57 is: 460,857.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,888.15 : 836,121.02 = 333,956.57 : x
  2. Step 2: Convert to fraction form
    605,888.15/836,121.02 = 333,956.57/x
  3. Step 3: Cross multiply
    605,888.15x = 836,121.02 × 333,956.57
  4. Step 4: Simplify right side
    605,888.15x = 279,228,106,688.69
  5. Step 5: Solve for x
    x = 279,228,106,688.69/605,888.15
  6. Step 6: Final answer
    x = 460,857.52

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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.