Home / 330,510.38-456,107.96-179,607.38

Finding the Fourth Proportional to 330,510.38, 456,107.96 and 179,607.38

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Solution

The fourth proportional to 330,510.38, 456,107.96 and 179,607.38 is: 247,860.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,510.38 : 456,107.96 = 179,607.38 : x
  2. Step 2: Convert to fraction form
    330,510.38/456,107.96 = 179,607.38/x
  3. Step 3: Cross multiply
    330,510.38x = 456,107.96 × 179,607.38
  4. Step 4: Simplify right side
    330,510.38x = 81,920,353,861.22
  5. Step 5: Solve for x
    x = 81,920,353,861.22/330,510.38
  6. Step 6: Final answer
    x = 247,860.16

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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.