Home / 622,664.56-859,330.04-350,785.84

Finding the Fourth Proportional to 622,664.56, 859,330.04 and 350,785.84

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Solution

The fourth proportional to 622,664.56, 859,330.04 and 350,785.84 is: 484,114.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,664.56 : 859,330.04 = 350,785.84 : x
  2. Step 2: Convert to fraction form
    622,664.56/859,330.04 = 350,785.84/x
  3. Step 3: Cross multiply
    622,664.56x = 859,330.04 × 350,785.84
  4. Step 4: Simplify right side
    622,664.56x = 301,440,809,918.63
  5. Step 5: Solve for x
    x = 301,440,809,918.63/622,664.56
  6. Step 6: Final answer
    x = 484,114.29

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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.