Home / 526,385.64-789,578.53-127,026.41

Finding the Fourth Proportional to 526,385.64, 789,578.53 and 127,026.41

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Solution

The fourth proportional to 526,385.64, 789,578.53 and 127,026.41 is: 190,539.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,385.64 : 789,578.53 = 127,026.41 : x
  2. Step 2: Convert to fraction form
    526,385.64/789,578.53 = 127,026.41/x
  3. Step 3: Cross multiply
    526,385.64x = 789,578.53 × 127,026.41
  4. Step 4: Simplify right side
    526,385.64x = 100,297,326,078.98
  5. Step 5: Solve for x
    x = 100,297,326,078.98/526,385.64
  6. Step 6: Final answer
    x = 190,539.63

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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.