Home / 554,117.40-831,176.10-199,167.30

Finding the Fourth Proportional to 554,117.40, 831,176.10 and 199,167.30

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Solution

The fourth proportional to 554,117.40, 831,176.10 and 199,167.30 is: 298,750.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,117.40 : 831,176.10 = 199,167.30 : x
  2. Step 2: Convert to fraction form
    554,117.40/831,176.10 = 199,167.30/x
  3. Step 3: Cross multiply
    554,117.40x = 831,176.10 × 199,167.30
  4. Step 4: Simplify right side
    554,117.40x = 165,543,099,661.53
  5. Step 5: Solve for x
    x = 165,543,099,661.53/554,117.40
  6. Step 6: Final answer
    x = 298,750.95

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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.