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Finding the Fourth Proportional to 353,752.84, 488,174.34 and 192,606.04

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Solution

The fourth proportional to 353,752.84, 488,174.34 and 192,606.04 is: 265,793.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,752.84 : 488,174.34 = 192,606.04 : x
  2. Step 2: Convert to fraction form
    353,752.84/488,174.34 = 192,606.04/x
  3. Step 3: Cross multiply
    353,752.84x = 488,174.34 × 192,606.04
  4. Step 4: Simplify right side
    353,752.84x = 94,025,326,457.01
  5. Step 5: Solve for x
    x = 94,025,326,457.01/353,752.84
  6. Step 6: Final answer
    x = 265,793.84

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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.