Home / 358,203.23-494,316.90-197,058.45

Finding the Fourth Proportional to 358,203.23, 494,316.90 and 197,058.45

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Solution

The fourth proportional to 358,203.23, 494,316.90 and 197,058.45 is: 271,938.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,203.23 : 494,316.90 = 197,058.45 : x
  2. Step 2: Convert to fraction form
    358,203.23/494,316.90 = 197,058.45/x
  3. Step 3: Cross multiply
    358,203.23x = 494,316.90 × 197,058.45
  4. Step 4: Simplify right side
    358,203.23x = 97,409,322,122.81
  5. Step 5: Solve for x
    x = 97,409,322,122.81/358,203.23
  6. Step 6: Final answer
    x = 271,938.71

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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.