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Finding the Fourth Proportional to 469,380.80, 704,100.92 and 181,329.82

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Solution

The fourth proportional to 469,380.80, 704,100.92 and 181,329.82 is: 272,006.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,380.80 : 704,100.92 = 181,329.82 : x
  2. Step 2: Convert to fraction form
    469,380.80/704,100.92 = 181,329.82/x
  3. Step 3: Cross multiply
    469,380.80x = 704,100.92 × 181,329.82
  4. Step 4: Simplify right side
    469,380.80x = 127,674,490,418.53
  5. Step 5: Solve for x
    x = 127,674,490,418.53/469,380.80
  6. Step 6: Final answer
    x = 272,006.20

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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.