Home / 851,082.41-1,276,810.44-252,090.45

Finding the Fourth Proportional to 851,082.41, 1,276,810.44 and 252,090.45

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Solution

The fourth proportional to 851,082.41, 1,276,810.44 and 252,090.45 is: 378,191.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,082.41 : 1,276,810.44 = 252,090.45 : x
  2. Step 2: Convert to fraction form
    851,082.41/1,276,810.44 = 252,090.45/x
  3. Step 3: Cross multiply
    851,082.41x = 1,276,810.44 × 252,090.45
  4. Step 4: Simplify right side
    851,082.41x = 321,871,718,384.30
  5. Step 5: Solve for x
    x = 321,871,718,384.30/851,082.41
  6. Step 6: Final answer
    x = 378,191.01

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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.