Home / 622,837.40-859,515.62-336,357.48

Finding the Fourth Proportional to 622,837.40, 859,515.62 and 336,357.48

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Solution

The fourth proportional to 622,837.40, 859,515.62 and 336,357.48 is: 464,173.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,837.40 : 859,515.62 = 336,357.48 : x
  2. Step 2: Convert to fraction form
    622,837.40/859,515.62 = 336,357.48/x
  3. Step 3: Cross multiply
    622,837.40x = 859,515.62 × 336,357.48
  4. Step 4: Simplify right side
    622,837.40x = 289,104,507,963.84
  5. Step 5: Solve for x
    x = 289,104,507,963.84/622,837.40
  6. Step 6: Final answer
    x = 464,173.33

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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.