Home / 1,275,395.60-1,760,057.16-702,455.60

Finding the Fourth Proportional to 1,275,395.60, 1,760,057.16 and 702,455.60

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Solution

The fourth proportional to 1,275,395.60, 1,760,057.16 and 702,455.60 is: 969,394.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,275,395.60 : 1,760,057.16 = 702,455.60 : x
  2. Step 2: Convert to fraction form
    1,275,395.60/1,760,057.16 = 702,455.60/x
  3. Step 3: Cross multiply
    1,275,395.60x = 1,760,057.16 × 702,455.60
  4. Step 4: Simplify right side
    1,275,395.60x = 1,236,362,008,362.10
  5. Step 5: Solve for x
    x = 1,236,362,008,362.10/1,275,395.60
  6. Step 6: Final answer
    x = 969,394.91

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.