Home / 897,241.38-1,238,158.85-494,833.38

Finding the Fourth Proportional to 897,241.38, 1,238,158.85 and 494,833.38

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Solution

The fourth proportional to 897,241.38, 1,238,158.85 and 494,833.38 is: 682,851.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,241.38 : 1,238,158.85 = 494,833.38 : x
  2. Step 2: Convert to fraction form
    897,241.38/1,238,158.85 = 494,833.38/x
  3. Step 3: Cross multiply
    897,241.38x = 1,238,158.85 × 494,833.38
  4. Step 4: Simplify right side
    897,241.38x = 612,682,326,248.25
  5. Step 5: Solve for x
    x = 612,682,326,248.25/897,241.38
  6. Step 6: Final answer
    x = 682,851.17

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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.