Home / 656,066.40-983,965.20-182,632.80

Finding the Fourth Proportional to 656,066.40, 983,965.20 and 182,632.80

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Solution

The fourth proportional to 656,066.40, 983,965.20 and 182,632.80 is: 273,911.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,066.40 : 983,965.20 = 182,632.80 : x
  2. Step 2: Convert to fraction form
    656,066.40/983,965.20 = 182,632.80/x
  3. Step 3: Cross multiply
    656,066.40x = 983,965.20 × 182,632.80
  4. Step 4: Simplify right side
    656,066.40x = 179,704,319,578.56
  5. Step 5: Solve for x
    x = 179,704,319,578.56/656,066.40
  6. Step 6: Final answer
    x = 273,911.79

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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.