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Finding the Fourth Proportional to 451,001, 622,401.18 and 249,797

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Solution

The fourth proportional to 451,001, 622,401.18 and 249,797 is: 344,730.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,001 : 622,401.18 = 249,797 : x
  2. Step 2: Convert to fraction form
    451,001/622,401.18 = 249,797/x
  3. Step 3: Cross multiply
    451,001x = 622,401.18 × 249,797
  4. Step 4: Simplify right side
    451,001x = 155,473,947,560.46
  5. Step 5: Solve for x
    x = 155,473,947,560.46/451,001
  6. Step 6: Final answer
    x = 344,730.83

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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.