Home / 320,559.41-442,395.98-182,741.62

Finding the Fourth Proportional to 320,559.41, 442,395.98 and 182,741.62

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Solution

The fourth proportional to 320,559.41, 442,395.98 and 182,741.62 is: 252,197.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,559.41 : 442,395.98 = 182,741.62 : x
  2. Step 2: Convert to fraction form
    320,559.41/442,395.98 = 182,741.62/x
  3. Step 3: Cross multiply
    320,559.41x = 442,395.98 × 182,741.62
  4. Step 4: Simplify right side
    320,559.41x = 80,844,158,066.69
  5. Step 5: Solve for x
    x = 80,844,158,066.69/320,559.41
  6. Step 6: Final answer
    x = 252,197.11

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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.