Home / 554,584.56-765,326.69-299,935.75

Finding the Fourth Proportional to 554,584.56, 765,326.69 and 299,935.75

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Solution

The fourth proportional to 554,584.56, 765,326.69 and 299,935.75 is: 413,911.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,584.56 : 765,326.69 = 299,935.75 : x
  2. Step 2: Convert to fraction form
    554,584.56/765,326.69 = 299,935.75/x
  3. Step 3: Cross multiply
    554,584.56x = 765,326.69 × 299,935.75
  4. Step 4: Simplify right side
    554,584.56x = 229,548,833,596.69
  5. Step 5: Solve for x
    x = 229,548,833,596.69/554,584.56
  6. Step 6: Final answer
    x = 413,911.33

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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.