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Finding the Fourth Proportional to 444,772.36, 667,199.57 and 145,254.51

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Solution

The fourth proportional to 444,772.36, 667,199.57 and 145,254.51 is: 217,895.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,772.36 : 667,199.57 = 145,254.51 : x
  2. Step 2: Convert to fraction form
    444,772.36/667,199.57 = 145,254.51/x
  3. Step 3: Cross multiply
    444,772.36x = 667,199.57 × 145,254.51
  4. Step 4: Simplify right side
    444,772.36x = 96,913,746,612.56
  5. Step 5: Solve for x
    x = 96,913,746,612.56/444,772.36
  6. Step 6: Final answer
    x = 217,895.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.