Home / 345,733.97-477,077.89-192,757.67

Finding the Fourth Proportional to 345,733.97, 477,077.89 and 192,757.67

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Solution

The fourth proportional to 345,733.97, 477,077.89 and 192,757.67 is: 265,986.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,733.97 : 477,077.89 = 192,757.67 : x
  2. Step 2: Convert to fraction form
    345,733.97/477,077.89 = 192,757.67/x
  3. Step 3: Cross multiply
    345,733.97x = 477,077.89 × 192,757.67
  4. Step 4: Simplify right side
    345,733.97x = 91,960,422,484.92
  5. Step 5: Solve for x
    x = 91,960,422,484.92/345,733.97
  6. Step 6: Final answer
    x = 265,986.08

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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.