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Finding the Fourth Proportional to 454,286.69, 626,907.02 and 250,356.46

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Solution

The fourth proportional to 454,286.69, 626,907.02 and 250,356.46 is: 345,487.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,286.69 : 626,907.02 = 250,356.46 : x
  2. Step 2: Convert to fraction form
    454,286.69/626,907.02 = 250,356.46/x
  3. Step 3: Cross multiply
    454,286.69x = 626,907.02 × 250,356.46
  4. Step 4: Simplify right side
    454,286.69x = 156,950,217,890.03
  5. Step 5: Solve for x
    x = 156,950,217,890.03/454,286.69
  6. Step 6: Final answer
    x = 345,487.16

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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.