Home / 933,691.20-1,400,536.80-268,910.40

Finding the Fourth Proportional to 933,691.20, 1,400,536.80 and 268,910.40

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Solution

The fourth proportional to 933,691.20, 1,400,536.80 and 268,910.40 is: 403,365.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    933,691.20 : 1,400,536.80 = 268,910.40 : x
  2. Step 2: Convert to fraction form
    933,691.20/1,400,536.80 = 268,910.40/x
  3. Step 3: Cross multiply
    933,691.20x = 1,400,536.80 × 268,910.40
  4. Step 4: Simplify right side
    933,691.20x = 376,618,911,102.72
  5. Step 5: Solve for x
    x = 376,618,911,102.72/933,691.20
  6. Step 6: Final answer
    x = 403,365.60

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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.