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Finding the Fourth Proportional to 344,971.05, 476,048.39 and 194,038.89

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Solution

The fourth proportional to 344,971.05, 476,048.39 and 194,038.89 is: 267,767.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,971.05 : 476,048.39 = 194,038.89 : x
  2. Step 2: Convert to fraction form
    344,971.05/476,048.39 = 194,038.89/x
  3. Step 3: Cross multiply
    344,971.05x = 476,048.39 × 194,038.89
  4. Step 4: Simplify right side
    344,971.05x = 92,371,900,211.69
  5. Step 5: Solve for x
    x = 92,371,900,211.69/344,971.05
  6. Step 6: Final answer
    x = 267,767.11

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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.