Home / 809,232.85-1,213,461.42-382,413.34

Finding the Fourth Proportional to 809,232.85, 1,213,461.42 and 382,413.34

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Solution

The fourth proportional to 809,232.85, 1,213,461.42 and 382,413.34 is: 573,436.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,232.85 : 1,213,461.42 = 382,413.34 : x
  2. Step 2: Convert to fraction form
    809,232.85/1,213,461.42 = 382,413.34/x
  3. Step 3: Cross multiply
    809,232.85x = 1,213,461.42 × 382,413.34
  4. Step 4: Simplify right side
    809,232.85x = 464,043,834,583.34
  5. Step 5: Solve for x
    x = 464,043,834,583.34/809,232.85
  6. Step 6: Final answer
    x = 573,436.72

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1.5x scale

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.