Home / 358,080.01-494,136.66-196,925.45

Finding the Fourth Proportional to 358,080.01, 494,136.66 and 196,925.45

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Solution

The fourth proportional to 358,080.01, 494,136.66 and 196,925.45 is: 271,749.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,080.01 : 494,136.66 = 196,925.45 : x
  2. Step 2: Convert to fraction form
    358,080.01/494,136.66 = 196,925.45/x
  3. Step 3: Cross multiply
    358,080.01x = 494,136.66 × 196,925.45
  4. Step 4: Simplify right side
    358,080.01x = 97,308,082,399.78
  5. Step 5: Solve for x
    x = 97,308,082,399.78/358,080.01
  6. Step 6: Final answer
    x = 271,749.55

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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.