Home / 451,186.38-622,637.20-249,982.38

Finding the Fourth Proportional to 451,186.38, 622,637.20 and 249,982.38

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Solution

The fourth proportional to 451,186.38, 622,637.20 and 249,982.38 is: 344,975.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,186.38 : 622,637.20 = 249,982.38 : x
  2. Step 2: Convert to fraction form
    451,186.38/622,637.20 = 249,982.38/x
  3. Step 3: Cross multiply
    451,186.38x = 622,637.20 × 249,982.38
  4. Step 4: Simplify right side
    451,186.38x = 155,648,326,019.35
  5. Step 5: Solve for x
    x = 155,648,326,019.35/451,186.38
  6. Step 6: Final answer
    x = 344,975.68

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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.