Home / 554,302.10-831,453.15-199,327.70

Finding the Fourth Proportional to 554,302.10, 831,453.15 and 199,327.70

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Solution

The fourth proportional to 554,302.10, 831,453.15 and 199,327.70 is: 298,991.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,302.10 : 831,453.15 = 199,327.70 : x
  2. Step 2: Convert to fraction form
    554,302.10/831,453.15 = 199,327.70/x
  3. Step 3: Cross multiply
    554,302.10x = 831,453.15 × 199,327.70
  4. Step 4: Simplify right side
    554,302.10x = 165,731,644,047.26
  5. Step 5: Solve for x
    x = 165,731,644,047.26/554,302.10
  6. Step 6: Final answer
    x = 298,991.55

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Similar ratio
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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.