Home / 828,962.66-1,143,968.19-461,431.81

Finding the Fourth Proportional to 828,962.66, 1,143,968.19 and 461,431.81

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Solution

The fourth proportional to 828,962.66, 1,143,968.19 and 461,431.81 is: 636,775.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,962.66 : 1,143,968.19 = 461,431.81 : x
  2. Step 2: Convert to fraction form
    828,962.66/1,143,968.19 = 461,431.81/x
  3. Step 3: Cross multiply
    828,962.66x = 1,143,968.19 × 461,431.81
  4. Step 4: Simplify right side
    828,962.66x = 527,863,309,910.58
  5. Step 5: Solve for x
    x = 527,863,309,910.58/828,962.66
  6. Step 6: Final answer
    x = 636,775.74

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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.