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Finding the Fourth Proportional to 352,734.34, 486,776.94 and 191,592.52

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Solution

The fourth proportional to 352,734.34, 486,776.94 and 191,592.52 is: 264,399.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,734.34 : 486,776.94 = 191,592.52 : x
  2. Step 2: Convert to fraction form
    352,734.34/486,776.94 = 191,592.52/x
  3. Step 3: Cross multiply
    352,734.34x = 486,776.94 × 191,592.52
  4. Step 4: Simplify right side
    352,734.34x = 93,262,820,612.49
  5. Step 5: Solve for x
    x = 93,262,820,612.49/352,734.34
  6. Step 6: Final answer
    x = 264,399.61

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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.