Home / 809,269.75-1,116,792.32-446,693.70

Finding the Fourth Proportional to 809,269.75, 1,116,792.32 and 446,693.70

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Solution

The fourth proportional to 809,269.75, 1,116,792.32 and 446,693.70 is: 616,437.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,269.75 : 1,116,792.32 = 446,693.70 : x
  2. Step 2: Convert to fraction form
    809,269.75/1,116,792.32 = 446,693.70/x
  3. Step 3: Cross multiply
    809,269.75x = 1,116,792.32 × 446,693.70
  4. Step 4: Simplify right side
    809,269.75x = 498,864,093,552.38
  5. Step 5: Solve for x
    x = 498,864,093,552.38/809,269.75
  6. Step 6: Final answer
    x = 616,437.34

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1.5x scale

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.