Home / 855,764.33-1,180,954.83-468,604.19

Finding the Fourth Proportional to 855,764.33, 1,180,954.83 and 468,604.19

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Solution

The fourth proportional to 855,764.33, 1,180,954.83 and 468,604.19 is: 646,673.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,764.33 : 1,180,954.83 = 468,604.19 : x
  2. Step 2: Convert to fraction form
    855,764.33/1,180,954.83 = 468,604.19/x
  3. Step 3: Cross multiply
    855,764.33x = 1,180,954.83 × 468,604.19
  4. Step 4: Simplify right side
    855,764.33x = 553,400,381,538.74
  5. Step 5: Solve for x
    x = 553,400,381,538.74/855,764.33
  6. Step 6: Final answer
    x = 646,673.81

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Double scale
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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.