Home / 1,044,105.20-1,566,157.08-256,137.20

Finding the Fourth Proportional to 1,044,105.20, 1,566,157.08 and 256,137.20

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Solution

The fourth proportional to 1,044,105.20, 1,566,157.08 and 256,137.20 is: 384,205.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,044,105.20 : 1,566,157.08 = 256,137.20 : x
  2. Step 2: Convert to fraction form
    1,044,105.20/1,566,157.08 = 256,137.20/x
  3. Step 3: Cross multiply
    1,044,105.20x = 1,566,157.08 × 256,137.20
  4. Step 4: Simplify right side
    1,044,105.20x = 401,151,089,231.38
  5. Step 5: Solve for x
    x = 401,151,089,231.38/1,044,105.20
  6. Step 6: Final answer
    x = 384,205.62

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Double scale
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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.