Home / 554,224.80-831,337.20-199,250.40

Finding the Fourth Proportional to 554,224.80, 831,337.20 and 199,250.40

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Solution

The fourth proportional to 554,224.80, 831,337.20 and 199,250.40 is: 298,875.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,224.80 : 831,337.20 = 199,250.40 : x
  2. Step 2: Convert to fraction form
    554,224.80/831,337.20 = 199,250.40/x
  3. Step 3: Cross multiply
    554,224.80x = 831,337.20 × 199,250.40
  4. Step 4: Simplify right side
    554,224.80x = 165,644,269,634.88
  5. Step 5: Solve for x
    x = 165,644,269,634.88/554,224.80
  6. Step 6: Final answer
    x = 298,875.60

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Similar ratio
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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.