Home / 624,928.20-937,392.30-550,132.80

Finding the Fourth Proportional to 624,928.20, 937,392.30 and 550,132.80

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Solution

The fourth proportional to 624,928.20, 937,392.30 and 550,132.80 is: 825,199.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,928.20 : 937,392.30 = 550,132.80 : x
  2. Step 2: Convert to fraction form
    624,928.20/937,392.30 = 550,132.80/x
  3. Step 3: Cross multiply
    624,928.20x = 937,392.30 × 550,132.80
  4. Step 4: Simplify right side
    624,928.20x = 515,690,250,697.44
  5. Step 5: Solve for x
    x = 515,690,250,697.44/624,928.20
  6. Step 6: Final answer
    x = 825,199.20

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Double scale
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1.5x scale

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.