Home / 554,212.23-764,867.71-336,403.73

Finding the Fourth Proportional to 554,212.23, 764,867.71 and 336,403.73

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Solution

The fourth proportional to 554,212.23, 764,867.71 and 336,403.73 is: 464,270.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,212.23 : 764,867.71 = 336,403.73 : x
  2. Step 2: Convert to fraction form
    554,212.23/764,867.71 = 336,403.73/x
  3. Step 3: Cross multiply
    554,212.23x = 764,867.71 × 336,403.73
  4. Step 4: Simplify right side
    554,212.23x = 257,304,352,933.23
  5. Step 5: Solve for x
    x = 257,304,352,933.23/554,212.23
  6. Step 6: Final answer
    x = 464,270.44

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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.