Home / 838,871.76-1,157,757.30-494,804.88

Finding the Fourth Proportional to 838,871.76, 1,157,757.30 and 494,804.88

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Solution

The fourth proportional to 838,871.76, 1,157,757.30 and 494,804.88 is: 682,898.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,871.76 : 1,157,757.30 = 494,804.88 : x
  2. Step 2: Convert to fraction form
    838,871.76/1,157,757.30 = 494,804.88/x
  3. Step 3: Cross multiply
    838,871.76x = 1,157,757.30 × 494,804.88
  4. Step 4: Simplify right side
    838,871.76x = 572,863,961,895.62
  5. Step 5: Solve for x
    x = 572,863,961,895.62/838,871.76
  6. Step 6: Final answer
    x = 682,898.14

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.