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Finding the Fourth Proportional to 375,544.17, 518,250.25 and 203,466.41

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Solution

The fourth proportional to 375,544.17, 518,250.25 and 203,466.41 is: 280,783.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,544.17 : 518,250.25 = 203,466.41 : x
  2. Step 2: Convert to fraction form
    375,544.17/518,250.25 = 203,466.41/x
  3. Step 3: Cross multiply
    375,544.17x = 518,250.25 × 203,466.41
  4. Step 4: Simplify right side
    375,544.17x = 105,446,519,399.06
  5. Step 5: Solve for x
    x = 105,446,519,399.06/375,544.17
  6. Step 6: Final answer
    x = 280,783.27

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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.