Home / 345,207.91-476,383.08-192,242.77

Finding the Fourth Proportional to 345,207.91, 476,383.08 and 192,242.77

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Solution

The fourth proportional to 345,207.91, 476,383.08 and 192,242.77 is: 265,292.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,207.91 : 476,383.08 = 192,242.77 : x
  2. Step 2: Convert to fraction form
    345,207.91/476,383.08 = 192,242.77/x
  3. Step 3: Cross multiply
    345,207.91x = 476,383.08 × 192,242.77
  4. Step 4: Simplify right side
    345,207.91x = 91,581,200,498.42
  5. Step 5: Solve for x
    x = 91,581,200,498.42/345,207.91
  6. Step 6: Final answer
    x = 265,292.88

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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.