Home / 951,704.28-1,313,769.18-666,343.32

Finding the Fourth Proportional to 951,704.28, 1,313,769.18 and 666,343.32

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Solution

The fourth proportional to 951,704.28, 1,313,769.18 and 666,343.32 is: 919,845.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,704.28 : 1,313,769.18 = 666,343.32 : x
  2. Step 2: Convert to fraction form
    951,704.28/1,313,769.18 = 666,343.32/x
  3. Step 3: Cross multiply
    951,704.28x = 1,313,769.18 × 666,343.32
  4. Step 4: Simplify right side
    951,704.28x = 875,421,317,114.88
  5. Step 5: Solve for x
    x = 875,421,317,114.88/951,704.28
  6. Step 6: Final answer
    x = 919,845.94

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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.