Home / 752,765.00-1,129,368.62-303,254.69

Finding the Fourth Proportional to 752,765.00, 1,129,368.62 and 303,254.69

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Solution

The fourth proportional to 752,765.00, 1,129,368.62 and 303,254.69 is: 454,971.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,765.00 : 1,129,368.62 = 303,254.69 : x
  2. Step 2: Convert to fraction form
    752,765.00/1,129,368.62 = 303,254.69/x
  3. Step 3: Cross multiply
    752,765.00x = 1,129,368.62 × 303,254.69
  4. Step 4: Simplify right side
    752,765.00x = 342,486,325,865.12
  5. Step 5: Solve for x
    x = 342,486,325,865.12/752,765.00
  6. Step 6: Final answer
    x = 454,971.11

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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.