Home / 855,568.41-1,284,614.24-477,228.34

Finding the Fourth Proportional to 855,568.41, 1,284,614.24 and 477,228.34

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Solution

The fourth proportional to 855,568.41, 1,284,614.24 and 477,228.34 is: 716,546.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,568.41 : 1,284,614.24 = 477,228.34 : x
  2. Step 2: Convert to fraction form
    855,568.41/1,284,614.24 = 477,228.34/x
  3. Step 3: Cross multiply
    855,568.41x = 1,284,614.24 × 477,228.34
  4. Step 4: Simplify right side
    855,568.41x = 613,054,320,515.19
  5. Step 5: Solve for x
    x = 613,054,320,515.19/855,568.41
  6. Step 6: Final answer
    x = 716,546.24

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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.