Home / 1,275,924.40-1,760,776.24-702,959.52

Finding the Fourth Proportional to 1,275,924.40, 1,760,776.24 and 702,959.52

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Solution

The fourth proportional to 1,275,924.40, 1,760,776.24 and 702,959.52 is: 970,084.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,275,924.40 : 1,760,776.24 = 702,959.52 : x
  2. Step 2: Convert to fraction form
    1,275,924.40/1,760,776.24 = 702,959.52/x
  3. Step 3: Cross multiply
    1,275,924.40x = 1,760,776.24 × 702,959.52
  4. Step 4: Simplify right side
    1,275,924.40x = 1,237,754,420,497.81
  5. Step 5: Solve for x
    x = 1,237,754,420,497.81/1,275,924.40
  6. Step 6: Final answer
    x = 970,084.45

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Why These Related Problems?

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