Home / 680,094.80-1,017,809.40-624,107.60

Finding the Fourth Proportional to 680,094.80, 1,017,809.40 and 624,107.60

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Solution

The fourth proportional to 680,094.80, 1,017,809.40 and 624,107.60 is: 934,020.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    680,094.80 : 1,017,809.40 = 624,107.60 : x
  2. Step 2: Convert to fraction form
    680,094.80/1,017,809.40 = 624,107.60/x
  3. Step 3: Cross multiply
    680,094.80x = 1,017,809.40 × 624,107.60
  4. Step 4: Simplify right side
    680,094.80x = 635,222,581,891.44
  5. Step 5: Solve for x
    x = 635,222,581,891.44/680,094.80
  6. Step 6: Final answer
    x = 934,020.64

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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.