Home / 876,353.20-1,314,529.80-403,961.20

Finding the Fourth Proportional to 876,353.20, 1,314,529.80 and 403,961.20

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Solution

The fourth proportional to 876,353.20, 1,314,529.80 and 403,961.20 is: 605,941.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,353.20 : 1,314,529.80 = 403,961.20 : x
  2. Step 2: Convert to fraction form
    876,353.20/1,314,529.80 = 403,961.20/x
  3. Step 3: Cross multiply
    876,353.20x = 1,314,529.80 × 403,961.20
  4. Step 4: Simplify right side
    876,353.20x = 531,019,035,443.76
  5. Step 5: Solve for x
    x = 531,019,035,443.76/876,353.20
  6. Step 6: Final answer
    x = 605,941.80

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.