Home / 993,466.92-1,371,065.22-557,874.60

Finding the Fourth Proportional to 993,466.92, 1,371,065.22 and 557,874.60

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Solution

The fourth proportional to 993,466.92, 1,371,065.22 and 557,874.60 is: 769,912.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,466.92 : 1,371,065.22 = 557,874.60 : x
  2. Step 2: Convert to fraction form
    993,466.92/1,371,065.22 = 557,874.60/x
  3. Step 3: Cross multiply
    993,466.92x = 1,371,065.22 × 557,874.60
  4. Step 4: Simplify right side
    993,466.92x = 764,882,461,181.41
  5. Step 5: Solve for x
    x = 764,882,461,181.41/993,466.92
  6. Step 6: Final answer
    x = 769,912.36

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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.