Home / 654,849.66-982,651.14-275,740.50

Finding the Fourth Proportional to 654,849.66, 982,651.14 and 275,740.50

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Solution

The fourth proportional to 654,849.66, 982,651.14 and 275,740.50 is: 413,769.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,849.66 : 982,651.14 = 275,740.50 : x
  2. Step 2: Convert to fraction form
    654,849.66/982,651.14 = 275,740.50/x
  3. Step 3: Cross multiply
    654,849.66x = 982,651.14 × 275,740.50
  4. Step 4: Simplify right side
    654,849.66x = 270,956,716,669.17
  5. Step 5: Solve for x
    x = 270,956,716,669.17/654,849.66
  6. Step 6: Final answer
    x = 413,769.35

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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.