Home / 865,241.68-1,194,057.58-478,082.04

Finding the Fourth Proportional to 865,241.68, 1,194,057.58 and 478,082.04

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Solution

The fourth proportional to 865,241.68, 1,194,057.58 and 478,082.04 is: 659,766.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,241.68 : 1,194,057.58 = 478,082.04 : x
  2. Step 2: Convert to fraction form
    865,241.68/1,194,057.58 = 478,082.04/x
  3. Step 3: Cross multiply
    865,241.68x = 1,194,057.58 × 478,082.04
  4. Step 4: Simplify right side
    865,241.68x = 570,857,483,723.86
  5. Step 5: Solve for x
    x = 570,857,483,723.86/865,241.68
  6. Step 6: Final answer
    x = 659,766.51

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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.