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Finding the Fourth Proportional to 555,253.13, 832,879.76 and 181,276.13

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Solution

The fourth proportional to 555,253.13, 832,879.76 and 181,276.13 is: 271,914.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,253.13 : 832,879.76 = 181,276.13 : x
  2. Step 2: Convert to fraction form
    555,253.13/832,879.76 = 181,276.13/x
  3. Step 3: Cross multiply
    555,253.13x = 832,879.76 × 181,276.13
  4. Step 4: Simplify right side
    555,253.13x = 150,981,214,577.35
  5. Step 5: Solve for x
    x = 150,981,214,577.35/555,253.13
  6. Step 6: Final answer
    x = 271,914.21

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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.