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Finding the Fourth Proportional to 358,058.37, 494,110.68 and 196,913.42

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Solution

The fourth proportional to 358,058.37, 494,110.68 and 196,913.42 is: 271,735.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,058.37 : 494,110.68 = 196,913.42 : x
  2. Step 2: Convert to fraction form
    358,058.37/494,110.68 = 196,913.42/x
  3. Step 3: Cross multiply
    358,058.37x = 494,110.68 × 196,913.42
  4. Step 4: Simplify right side
    358,058.37x = 97,297,021,386.77
  5. Step 5: Solve for x
    x = 97,297,021,386.77/358,058.37
  6. Step 6: Final answer
    x = 271,735.08

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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.