Home / 389,815.44-584,723.20-94,327.44

Finding the Fourth Proportional to 389,815.44, 584,723.20 and 94,327.44

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Solution

The fourth proportional to 389,815.44, 584,723.20 and 94,327.44 is: 141,491.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    389,815.44 : 584,723.20 = 94,327.44 : x
  2. Step 2: Convert to fraction form
    389,815.44/584,723.20 = 94,327.44/x
  3. Step 3: Cross multiply
    389,815.44x = 584,723.20 × 94,327.44
  4. Step 4: Simplify right side
    389,815.44x = 55,155,442,564.61
  5. Step 5: Solve for x
    x = 55,155,442,564.61/389,815.44
  6. Step 6: Final answer
    x = 141,491.17

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Similar ratio
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1.5x scale

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.