Home / 330,632.37-456,277.14-194,666.58

Finding the Fourth Proportional to 330,632.37, 456,277.14 and 194,666.58

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Solution

The fourth proportional to 330,632.37, 456,277.14 and 194,666.58 is: 268,642.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,632.37 : 456,277.14 = 194,666.58 : x
  2. Step 2: Convert to fraction form
    330,632.37/456,277.14 = 194,666.58/x
  3. Step 3: Cross multiply
    330,632.37x = 456,277.14 × 194,666.58
  4. Step 4: Simplify right side
    330,632.37x = 88,821,910,375.98
  5. Step 5: Solve for x
    x = 88,821,910,375.98/330,632.37
  6. Step 6: Final answer
    x = 268,642.51

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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.