Home / 856,241.57-1,283,513.53-477,335.62

Finding the Fourth Proportional to 856,241.57, 1,283,513.53 and 477,335.62

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Solution

The fourth proportional to 856,241.57, 1,283,513.53 and 477,335.62 is: 715,530.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,241.57 : 1,283,513.53 = 477,335.62 : x
  2. Step 2: Convert to fraction form
    856,241.57/1,283,513.53 = 477,335.62/x
  3. Step 3: Cross multiply
    856,241.57x = 1,283,513.53 × 477,335.62
  4. Step 4: Simplify right side
    856,241.57x = 612,666,726,620.94
  5. Step 5: Solve for x
    x = 612,666,726,620.94/856,241.57
  6. Step 6: Final answer
    x = 715,530.23

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.