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Finding the Fourth Proportional to 591,166.46, 886,874.16 and 191,776.16

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Solution

The fourth proportional to 591,166.46, 886,874.16 and 191,776.16 is: 287,704.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,166.46 : 886,874.16 = 191,776.16 : x
  2. Step 2: Convert to fraction form
    591,166.46/886,874.16 = 191,776.16/x
  3. Step 3: Cross multiply
    591,166.46x = 886,874.16 × 191,776.16
  4. Step 4: Simplify right side
    591,166.46x = 170,081,320,808.03
  5. Step 5: Solve for x
    x = 170,081,320,808.03/591,166.46
  6. Step 6: Final answer
    x = 287,704.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.