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Finding the Fourth Proportional to 550,050.18, 825,310.53 and 230,276.76

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Solution

The fourth proportional to 550,050.18, 825,310.53 and 230,276.76 is: 345,513.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,050.18 : 825,310.53 = 230,276.76 : x
  2. Step 2: Convert to fraction form
    550,050.18/825,310.53 = 230,276.76/x
  3. Step 3: Cross multiply
    550,050.18x = 825,310.53 × 230,276.76
  4. Step 4: Simplify right side
    550,050.18x = 190,049,834,842.28
  5. Step 5: Solve for x
    x = 190,049,834,842.28/550,050.18
  6. Step 6: Final answer
    x = 345,513.63

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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.