Home / 854,832.40-1,282,248.60-356,131.60

Finding the Fourth Proportional to 854,832.40, 1,282,248.60 and 356,131.60

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Solution

The fourth proportional to 854,832.40, 1,282,248.60 and 356,131.60 is: 534,197.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,832.40 : 1,282,248.60 = 356,131.60 : x
  2. Step 2: Convert to fraction form
    854,832.40/1,282,248.60 = 356,131.60/x
  3. Step 3: Cross multiply
    854,832.40x = 1,282,248.60 × 356,131.60
  4. Step 4: Simplify right side
    854,832.40x = 456,649,245,515.76
  5. Step 5: Solve for x
    x = 456,649,245,515.76/854,832.40
  6. Step 6: Final answer
    x = 534,197.40

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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.