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Finding the Fourth Proportional to 556,219.70, 834,657.60 and 367,226.45

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Solution

The fourth proportional to 556,219.70, 834,657.60 and 367,226.45 is: 551,056.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,219.70 : 834,657.60 = 367,226.45 : x
  2. Step 2: Convert to fraction form
    556,219.70/834,657.60 = 367,226.45/x
  3. Step 3: Cross multiply
    556,219.70x = 834,657.60 × 367,226.45
  4. Step 4: Simplify right side
    556,219.70x = 306,508,347,413.52
  5. Step 5: Solve for x
    x = 306,508,347,413.52/556,219.70
  6. Step 6: Final answer
    x = 551,056.26

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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.