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Finding the Fourth Proportional to 443,850.10, 665,228.40 and 301,695.10

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Solution

The fourth proportional to 443,850.10, 665,228.40 and 301,695.10 is: 452,171.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,850.10 : 665,228.40 = 301,695.10 : x
  2. Step 2: Convert to fraction form
    443,850.10/665,228.40 = 301,695.10/x
  3. Step 3: Cross multiply
    443,850.10x = 665,228.40 × 301,695.10
  4. Step 4: Simplify right side
    443,850.10x = 200,696,148,660.84
  5. Step 5: Solve for x
    x = 200,696,148,660.84/443,850.10
  6. Step 6: Final answer
    x = 452,171.01

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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.