Home / 856,888.54-1,182,632.06-494,241.55

Finding the Fourth Proportional to 856,888.54, 1,182,632.06 and 494,241.55

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Solution

The fourth proportional to 856,888.54, 1,182,632.06 and 494,241.55 is: 682,125.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,888.54 : 1,182,632.06 = 494,241.55 : x
  2. Step 2: Convert to fraction form
    856,888.54/1,182,632.06 = 494,241.55/x
  3. Step 3: Cross multiply
    856,888.54x = 1,182,632.06 × 494,241.55
  4. Step 4: Simplify right side
    856,888.54x = 584,505,900,693.12
  5. Step 5: Solve for x
    x = 584,505,900,693.12/856,888.54
  6. Step 6: Final answer
    x = 682,125.94

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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.