Home / 345,825.32-477,237.96-192,863.66

Finding the Fourth Proportional to 345,825.32, 477,237.96 and 192,863.66

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Solution

The fourth proportional to 345,825.32, 477,237.96 and 192,863.66 is: 266,151.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,825.32 : 477,237.96 = 192,863.66 : x
  2. Step 2: Convert to fraction form
    345,825.32/477,237.96 = 192,863.66/x
  3. Step 3: Cross multiply
    345,825.32x = 477,237.96 × 192,863.66
  4. Step 4: Simplify right side
    345,825.32x = 92,041,857,270.34
  5. Step 5: Solve for x
    x = 92,041,857,270.34/345,825.32
  6. Step 6: Final answer
    x = 266,151.30

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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.