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Finding the Fourth Proportional to 441,364.90, 609,065.13 and 250,414.28

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Solution

The fourth proportional to 441,364.90, 609,065.13 and 250,414.28 is: 345,561.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,364.90 : 609,065.13 = 250,414.28 : x
  2. Step 2: Convert to fraction form
    441,364.90/609,065.13 = 250,414.28/x
  3. Step 3: Cross multiply
    441,364.90x = 609,065.13 × 250,414.28
  4. Step 4: Simplify right side
    441,364.90x = 152,518,606,002.06
  5. Step 5: Solve for x
    x = 152,518,606,002.06/441,364.90
  6. Step 6: Final answer
    x = 345,561.25

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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.