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Finding the Fourth Proportional to 442,677.98, 610,895.70 and 251,703.07

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Solution

The fourth proportional to 442,677.98, 610,895.70 and 251,703.07 is: 347,350.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,677.98 : 610,895.70 = 251,703.07 : x
  2. Step 2: Convert to fraction form
    442,677.98/610,895.70 = 251,703.07/x
  3. Step 3: Cross multiply
    442,677.98x = 610,895.70 × 251,703.07
  4. Step 4: Simplify right side
    442,677.98x = 153,764,321,612.56
  5. Step 5: Solve for x
    x = 153,764,321,612.56/442,677.98
  6. Step 6: Final answer
    x = 347,350.28

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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.