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Finding the Fourth Proportional to 556,362.70, 834,544.05 and 366,913.83

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Solution

The fourth proportional to 556,362.70, 834,544.05 and 366,913.83 is: 550,370.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,362.70 : 834,544.05 = 366,913.83 : x
  2. Step 2: Convert to fraction form
    556,362.70/834,544.05 = 366,913.83/x
  3. Step 3: Cross multiply
    556,362.70x = 834,544.05 × 366,913.83
  4. Step 4: Simplify right side
    556,362.70x = 306,205,753,689.21
  5. Step 5: Solve for x
    x = 306,205,753,689.21/556,362.70
  6. Step 6: Final answer
    x = 550,370.75

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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.