Home / 984,508.31-1,477,011.54-274,536.43

Finding the Fourth Proportional to 984,508.31, 1,477,011.54 and 274,536.43

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Solution

The fourth proportional to 984,508.31, 1,477,011.54 and 274,536.43 is: 411,874.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,508.31 : 1,477,011.54 = 274,536.43 : x
  2. Step 2: Convert to fraction form
    984,508.31/1,477,011.54 = 274,536.43/x
  3. Step 3: Cross multiply
    984,508.31x = 1,477,011.54 × 274,536.43
  4. Step 4: Simplify right side
    984,508.31x = 405,493,472,597.39
  5. Step 5: Solve for x
    x = 405,493,472,597.39/984,508.31
  6. Step 6: Final answer
    x = 411,874.10

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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.