Home / 881,546.96-1,322,314.94-425,606.20

Finding the Fourth Proportional to 881,546.96, 1,322,314.94 and 425,606.20

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Solution

The fourth proportional to 881,546.96, 1,322,314.94 and 425,606.20 is: 638,406.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    881,546.96 : 1,322,314.94 = 425,606.20 : x
  2. Step 2: Convert to fraction form
    881,546.96/1,322,314.94 = 425,606.20/x
  3. Step 3: Cross multiply
    881,546.96x = 1,322,314.94 × 425,606.20
  4. Step 4: Simplify right side
    881,546.96x = 562,785,436,816.63
  5. Step 5: Solve for x
    x = 562,785,436,816.63/881,546.96
  6. Step 6: Final answer
    x = 638,406.64

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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.