Home / 611,940.57-844,475.26-340,052.73

Finding the Fourth Proportional to 611,940.57, 844,475.26 and 340,052.73

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Solution

The fourth proportional to 611,940.57, 844,475.26 and 340,052.73 is: 469,271.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    611,940.57 : 844,475.26 = 340,052.73 : x
  2. Step 2: Convert to fraction form
    611,940.57/844,475.26 = 340,052.73/x
  3. Step 3: Cross multiply
    611,940.57x = 844,475.26 × 340,052.73
  4. Step 4: Simplify right side
    611,940.57x = 287,166,117,580.46
  5. Step 5: Solve for x
    x = 287,166,117,580.46/611,940.57
  6. Step 6: Final answer
    x = 469,271.25

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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.