Home / 554,302.20-831,453.30-180,325.20

Finding the Fourth Proportional to 554,302.20, 831,453.30 and 180,325.20

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Solution

The fourth proportional to 554,302.20, 831,453.30 and 180,325.20 is: 270,487.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,302.20 : 831,453.30 = 180,325.20 : x
  2. Step 2: Convert to fraction form
    554,302.20/831,453.30 = 180,325.20/x
  3. Step 3: Cross multiply
    554,302.20x = 831,453.30 × 180,325.20
  4. Step 4: Simplify right side
    554,302.20x = 149,931,982,613.16
  5. Step 5: Solve for x
    x = 149,931,982,613.16/554,302.20
  6. Step 6: Final answer
    x = 270,487.80

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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.