Home / 893,056.85-1,232,413.52-485,155.43

Finding the Fourth Proportional to 893,056.85, 1,232,413.52 and 485,155.43

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Solution

The fourth proportional to 893,056.85, 1,232,413.52 and 485,155.43 is: 669,511.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,056.85 : 1,232,413.52 = 485,155.43 : x
  2. Step 2: Convert to fraction form
    893,056.85/1,232,413.52 = 485,155.43/x
  3. Step 3: Cross multiply
    893,056.85x = 1,232,413.52 × 485,155.43
  4. Step 4: Simplify right side
    893,056.85x = 597,912,102,645.57
  5. Step 5: Solve for x
    x = 597,912,102,645.57/893,056.85
  6. Step 6: Final answer
    x = 669,511.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.