Home / 330,873.44-456,562.08-187,581.12

Finding the Fourth Proportional to 330,873.44, 456,562.08 and 187,581.12

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Solution

The fourth proportional to 330,873.44, 456,562.08 and 187,581.12 is: 258,837.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,873.44 : 456,562.08 = 187,581.12 : x
  2. Step 2: Convert to fraction form
    330,873.44/456,562.08 = 187,581.12/x
  3. Step 3: Cross multiply
    330,873.44x = 456,562.08 × 187,581.12
  4. Step 4: Simplify right side
    330,873.44x = 85,642,426,315.93
  5. Step 5: Solve for x
    x = 85,642,426,315.93/330,873.44
  6. Step 6: Final answer
    x = 258,837.42

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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.