Home / 622,721.76-859,057.68-598,579.68

Finding the Fourth Proportional to 622,721.76, 859,057.68 and 598,579.68

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Solution

The fourth proportional to 622,721.76, 859,057.68 and 598,579.68 is: 825,753.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,721.76 : 859,057.68 = 598,579.68 : x
  2. Step 2: Convert to fraction form
    622,721.76/859,057.68 = 598,579.68/x
  3. Step 3: Cross multiply
    622,721.76x = 859,057.68 × 598,579.68
  4. Step 4: Simplify right side
    622,721.76x = 514,214,471,195.94
  5. Step 5: Solve for x
    x = 514,214,471,195.94/622,721.76
  6. Step 6: Final answer
    x = 825,753.18

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1.5x scale

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.