Home / 809,368.27-1,116,928.39-446,792.37

Finding the Fourth Proportional to 809,368.27, 1,116,928.39 and 446,792.37

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Solution

The fourth proportional to 809,368.27, 1,116,928.39 and 446,792.37 is: 616,573.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,368.27 : 1,116,928.39 = 446,792.37 : x
  2. Step 2: Convert to fraction form
    809,368.27/1,116,928.39 = 446,792.37/x
  3. Step 3: Cross multiply
    809,368.27x = 1,116,928.39 × 446,792.37
  4. Step 4: Simplify right side
    809,368.27x = 499,035,084,303.38
  5. Step 5: Solve for x
    x = 499,035,084,303.38/809,368.27
  6. Step 6: Final answer
    x = 616,573.57

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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.