Home / 536,495.20-804,742.80-283,429.60

Finding the Fourth Proportional to 536,495.20, 804,742.80 and 283,429.60

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Solution

The fourth proportional to 536,495.20, 804,742.80 and 283,429.60 is: 425,144.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,495.20 : 804,742.80 = 283,429.60 : x
  2. Step 2: Convert to fraction form
    536,495.20/804,742.80 = 283,429.60/x
  3. Step 3: Cross multiply
    536,495.20x = 804,742.80 × 283,429.60
  4. Step 4: Simplify right side
    536,495.20x = 228,087,929,906.88
  5. Step 5: Solve for x
    x = 228,087,929,906.88/536,495.20
  6. Step 6: Final answer
    x = 425,144.40

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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.