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Finding the Fourth Proportional to 352,736.96, 486,780.58 and 191,595.16

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Solution

The fourth proportional to 352,736.96, 486,780.58 and 191,595.16 is: 264,403.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,736.96 : 486,780.58 = 191,595.16 : x
  2. Step 2: Convert to fraction form
    352,736.96/486,780.58 = 191,595.16/x
  3. Step 3: Cross multiply
    352,736.96x = 486,780.58 × 191,595.16
  4. Step 4: Simplify right side
    352,736.96x = 93,264,803,109.99
  5. Step 5: Solve for x
    x = 93,264,803,109.99/352,736.96
  6. Step 6: Final answer
    x = 264,403.26

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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.