Home / 811,189.28-1,119,102.94-466,942.84

Finding the Fourth Proportional to 811,189.28, 1,119,102.94 and 466,942.84

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Solution

The fourth proportional to 811,189.28, 1,119,102.94 and 466,942.84 is: 644,186.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    811,189.28 : 1,119,102.94 = 466,942.84 : x
  2. Step 2: Convert to fraction form
    811,189.28/1,119,102.94 = 466,942.84/x
  3. Step 3: Cross multiply
    811,189.28x = 1,119,102.94 × 466,942.84
  4. Step 4: Simplify right side
    811,189.28x = 522,557,105,055.95
  5. Step 5: Solve for x
    x = 522,557,105,055.95/811,189.28
  6. Step 6: Final answer
    x = 644,186.40

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.