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Finding the Fourth Proportional to 333,872.64, 460,661.88 and 197,938.44

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Solution

The fourth proportional to 333,872.64, 460,661.88 and 197,938.44 is: 273,106.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,872.64 : 460,661.88 = 197,938.44 : x
  2. Step 2: Convert to fraction form
    333,872.64/460,661.88 = 197,938.44/x
  3. Step 3: Cross multiply
    333,872.64x = 460,661.88 × 197,938.44
  4. Step 4: Simplify right side
    333,872.64x = 91,182,693,894.67
  5. Step 5: Solve for x
    x = 91,182,693,894.67/333,872.64
  6. Step 6: Final answer
    x = 273,106.22

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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.