Home / 554,516.80-831,775.20-180,577.60

Finding the Fourth Proportional to 554,516.80, 831,775.20 and 180,577.60

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Solution

The fourth proportional to 554,516.80, 831,775.20 and 180,577.60 is: 270,866.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,516.80 : 831,775.20 = 180,577.60 : x
  2. Step 2: Convert to fraction form
    554,516.80/831,775.20 = 180,577.60/x
  3. Step 3: Cross multiply
    554,516.80x = 831,775.20 × 180,577.60
  4. Step 4: Simplify right side
    554,516.80x = 150,199,969,355.52
  5. Step 5: Solve for x
    x = 150,199,969,355.52/554,516.80
  6. Step 6: Final answer
    x = 270,866.40

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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.