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Finding the Fourth Proportional to 550,703.36, 825,976.96 and 176,677.76

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Solution

The fourth proportional to 550,703.36, 825,976.96 and 176,677.76 is: 264,991.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,703.36 : 825,976.96 = 176,677.76 : x
  2. Step 2: Convert to fraction form
    550,703.36/825,976.96 = 176,677.76/x
  3. Step 3: Cross multiply
    550,703.36x = 825,976.96 × 176,677.76
  4. Step 4: Simplify right side
    550,703.36x = 145,931,759,104.41
  5. Step 5: Solve for x
    x = 145,931,759,104.41/550,703.36
  6. Step 6: Final answer
    x = 264,991.59

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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.